{"id":103568,"date":"2026-05-17T23:21:03","date_gmt":"2026-05-17T16:21:03","guid":{"rendered":"https:\/\/tiki.vn\/blog\/thong-bao-loi-tren-may-tinh-casio-2\/"},"modified":"2026-05-17T23:21:03","modified_gmt":"2026-05-17T16:21:03","slug":"thong-bao-loi-tren-may-tinh-casio-2","status":"publish","type":"post","link":"https:\/\/tiki.vn\/blog\/thong-bao-loi-tren-may-tinh-casio-2\/","title":{"rendered":"T\u1ed5ng h\u1ee3p th\u00f4ng b\u00e1o l\u1ed7i tr\u00ean m\u00e1y t\u00ednh Casio v\u00e0 kh\u1eafc ph\u1ee5c tri\u1ec7t \u0111\u1ec3"},"content":{"rendered":"<p style=\"text-align: justify;\">Khi \u0111ang t\u1eadp trung gi\u1ea3i m\u1ed9t b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p, vi\u1ec7c m\u00e1y t\u00ednh Casio \u0111\u1ed9t ng\u1ed9t hi\u1ec3n th\u1ecb m\u1ed9t th\u00f4ng b\u00e1o l\u1ed7i nh\u01b0 \u201cMath ERROR\u201d hay \u201cSyntax ERROR\u201d c\u00f3 th\u1ec3 g\u00e2y ra kh\u00f4ng \u00edt b\u1ed1i r\u1ed1i v\u00e0 l\u00e0m gi\u00e1n \u0111o\u1ea1n d\u00f2ng suy ngh\u0129. Tuy nhi\u00ean, \u0111\u00e2y l\u00e0 nh\u1eefng t\u00ecnh hu\u1ed1ng r\u1ea5t ph\u1ed5 bi\u1ebfn v\u00e0 h\u1ea7u h\u1ebft \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c m\u1ed9t c\u00e1ch nhanh ch\u00f3ng ngay t\u1ea1i ch\u1ed7.<\/p>\n<p style=\"text-align: justify;\">Thay v\u00ec v\u1ed9i v\u00e0ng nh\u1ea5n <code>ON<\/code> \u0111\u1ec3 x\u00f3a h\u1ebft, h\u00e3y b\u00ecnh t\u0129nh th\u1ef1c hi\u1ec7n theo c\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd c\u01a1 b\u1ea3n. Hi\u1ec3u r\u00f5 nguy\u00ean nh\u00e2n v\u00e0 c\u00e1ch gi\u1ea3i quy\u1ebft kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n ti\u1ebfp t\u1ee5c c\u00f4ng vi\u1ec7c m\u00e0 c\u00f2n gi\u00fap b\u1ea1n s\u1eed d\u1ee5ng chi\u1ebfc m\u00e1y t\u00ednh c\u1ee7a m\u00ecnh hi\u1ec7u qu\u1ea3 h\u01a1n, tr\u00e1nh l\u1eb7p l\u1ea1i nh\u1eefng sai s\u00f3t kh\u00f4ng \u0111\u00e1ng c\u00f3 trong c\u00e1c k\u1ef3 thi quan tr\u1ecdng.<\/p>\n<blockquote>\n<h2 style=\"text-align: justify;\"><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/strong><\/h2>\n<ul>\n<li style=\"text-align: justify;\">Khi g\u1eb7p l\u1ed7i, h\u00e3y d\u00f9ng ph\u00edm m\u0169i t\u00ean (&lt;, &gt;) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed sai v\u00e0 s\u1eeda tr\u1ef1c ti\u1ebfp thay v\u00ec x\u00f3a h\u1ebft.<\/li>\n<li style=\"text-align: justify;\">Math ERROR l\u00e0 l\u1ed7i vi ph\u1ea1m quy t\u1eafc to\u00e1n h\u1ecdc (chia cho 0), Syntax ERROR l\u00e0 l\u1ed7i c\u00fa ph\u00e1p nh\u1eadp li\u1ec7u (thi\u1ebfu d\u1ea5u ngo\u1eb7c).<\/li>\n<li style=\"text-align: justify;\">V\u1edbi bi\u1ec3u th\u1ee9c qu\u00e1 ph\u1ee9c t\u1ea1p g\u00e2y l\u1ed7i, h\u00e3y chia nh\u1ecf th\u00e0nh nhi\u1ec1u ph\u00e9p t\u00ednh \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 d\u1ec5 d\u00e0ng ki\u1ec3m so\u00e1t v\u00e0 x\u1eed l\u00fd.<\/li>\n<li style=\"text-align: justify;\">Ki\u1ec3m tra l\u1ea1i ch\u1ebf \u0111\u1ed9 t\u00ednh to\u00e1n (DEG\/RAD) v\u00ec sai \u0111\u01a1n v\u1ecb g\u00f3c l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 kh\u00f4ng ch\u00ednh x\u00e1c.<\/li>\n<li style=\"text-align: justify;\">Gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng cho c\u00e1c l\u1ed7i kh\u00f4ng r\u00f5 nguy\u00ean nh\u00e2n l\u00e0 Reset m\u00e1y v\u1ec1 c\u00e0i \u0111\u1eb7t g\u1ed1c b\u1eb1ng t\u1ed5 h\u1ee3p ph\u00edm SHIFT + 9.<\/li>\n<\/ul>\n<\/blockquote>\n<h2 id=\"1nguyntcxlchungkhimytnhcasioboli\" style=\"text-align: justify;\"><strong>1. Nguy\u00ean t\u1eafc x\u1eed l\u00fd chung khi m\u00e1y t\u00ednh Casio b\u00e1o l\u1ed7i<\/strong><\/h2>\n<h3 id=\"11bnhtnhxcnhvtrlibngphmmitn\" style=\"text-align: justify;\"><strong>1.1. B\u00ecnh t\u0129nh x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed l\u1ed7i b\u1eb1ng ph\u00edm m\u0169i t\u00ean<\/strong><\/h3>\n<p style=\"text-align: justify;\">M\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng h\u1eefu \u00edch nh\u1ea5t c\u1ee7a c\u00e1c d\u00f2ng m\u00e1y t\u00ednh <a href=\"https:\/\/tiki.vn\/thuong-hieu\/casio.html\" target=\"_blank\" rel=\"noopener\">Casio<\/a> hi\u1ec7n \u0111\u1ea1i nh\u01b0 <a href=\"https:\/\/tiki.vn\/may-tinh-casio-fx580vn-x-p104769768.html\" target=\"_blank\" rel=\"noopener\">fx-580VN X<\/a> hay <a href=\"https:\/\/tiki.vn\/may-tinh-casio-fx-570vn-plus-new-danh-cho-hoc-sinh-cap-2-3-chuyen-dung-phong-thi-va-thi-dai-hoc-p174038516.html\" target=\"_blank\" rel=\"noopener\">fx-570VN PLUS<\/a> l\u00e0 kh\u1ea3 n\u0103ng x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u1ecb tr\u00ed x\u1ea3y ra l\u1ed7i. Khi m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o l\u1ed7i, b\u1ea1n \u0111\u1eebng nh\u1ea5n <code>AC<\/code> ngay l\u1eadp t\u1ee9c. Thay v\u00e0o \u0111\u00f3, h\u00e3y nh\u1ea5n ph\u00edm m\u0169i t\u00ean sang tr\u00e1i (<code>&lt;<\/code>) ho\u1eb7c sang ph\u1ea3i (<code>&gt;<\/code>).<\/p>\n<p style=\"text-align: justify;\">Ngay l\u1eadp t\u1ee9c, m\u00e1y s\u1ebd quay tr\u1edf l\u1ea1i m\u00e0n h\u00ecnh t\u00ednh to\u00e1n v\u00e0 con tr\u1ecf s\u1ebd nh\u1ea5p nh\u00e1y ngay t\u1ea1i v\u1ecb tr\u00ed g\u00e2y ra l\u1ed7i. V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n nh\u1eadp nh\u1ea7m <code>15 \u00f7 0 \u00d7 3<\/code> thay v\u00ec <code>15 \u00f7 10 \u00d7 3<\/code>, con tr\u1ecf s\u1ebd d\u1eebng l\u1ea1i \u1edf s\u1ed1 <code>0<\/code>. T\u1eeb \u0111\u00e2y, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng s\u1eeda l\u1ed7i v\u00e0 nh\u1ea5n <code>=<\/code> \u0111\u1ec3 th\u1ef1c hi\u1ec7n l\u1ea1i ph\u00e9p t\u00ednh.<\/p>\n<figure id=\"attachment_174226\" aria-describedby=\"caption-attachment-174226\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174226\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-1.jpg\" alt=\"B\u00ecnh t\u0129nh x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed l\u1ed7i b\u1eb1ng ph\u00edm m\u0169i t\u00ean\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174226\" class=\"wp-caption-text\">X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed l\u1ed7i b\u1eb1ng ph\u00edm m\u0169i t\u00ean<\/figcaption><\/figure>\n<h3 id=\"12lachncchthotkhimnhnhliphmachocmitn\" style=\"text-align: justify;\"><strong>1.2. L\u1ef1a ch\u1ecdn c\u00e1ch tho\u00e1t kh\u1ecfi m\u00e0n h\u00ecnh l\u1ed7i (ph\u00edm AC ho\u1eb7c m\u0169i t\u00ean)<\/strong><\/h3>\n<p style=\"text-align: justify;\">B\u1ea1n c\u00f3 hai l\u1ef1a ch\u1ecdn ch\u00ednh \u0111\u1ec3 tho\u00e1t kh\u1ecfi m\u00e0n h\u00ecnh th\u00f4ng b\u00e1o l\u1ed7i, t\u00f9y thu\u1ed9c v\u00e0o vi\u1ec7c b\u1ea1n mu\u1ed1n s\u1eeda l\u1ea1i ph\u00e9p t\u00ednh hay mu\u1ed1n b\u1eaft \u0111\u1ea7u l\u1ea1i t\u1eeb \u0111\u1ea7u. L\u1ef1a ch\u1ecdn nh\u1ea5n ph\u00edm m\u0169i t\u00ean (<code>&lt;<\/code> ho\u1eb7c <code>&gt;<\/code>) s\u1ebd \u0111\u01b0a b\u1ea1n tr\u1edf l\u1ea1i m\u00e0n h\u00ecnh nh\u1eadp li\u1ec7u, gi\u1eef nguy\u00ean bi\u1ec3u th\u1ee9c c\u0169 v\u00e0 \u0111\u1ecbnh v\u1ecb con tr\u1ecf t\u1ea1i \u0111i\u1ec3m ph\u00e1t sinh l\u1ed7i. \u0110\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u khi b\u1ea1n ch\u1ec9 m\u1eafc m\u1ed9t l\u1ed7i nh\u1ecf.<\/p>\n<p style=\"text-align: justify;\">Trong khi \u0111\u00f3, nh\u1ea5n ph\u00edm <code>AC<\/code> s\u1ebd x\u00f3a ho\u00e0n to\u00e0n th\u00f4ng b\u00e1o l\u1ed7i v\u00e0 c\u1ea3 bi\u1ec3u th\u1ee9c t\u00ednh to\u00e1n m\u00e0 b\u1ea1n v\u1eeba nh\u1eadp. H\u00e3y s\u1eed d\u1ee5ng ph\u00edm <code>AC<\/code> khi bi\u1ec3u th\u1ee9c qu\u00e1 sai ho\u1eb7c b\u1ea1n mu\u1ed1n th\u1ef1c hi\u1ec7n m\u1ed9t ph\u00e9p t\u00ednh m\u1edbi ho\u00e0n to\u00e0n m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda l\u1ea1i bi\u1ec3u th\u1ee9c c\u0169.<\/p>\n<figure id=\"attachment_174227\" aria-describedby=\"caption-attachment-174227\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174227\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-2.jpg\" alt=\"L\u1ef1a ch\u1ecdn c\u00e1ch tho\u00e1t kh\u1ecfi m\u00e0n h\u00ecnh l\u1ed7i (ph\u00edm AC ho\u1eb7c m\u0169i t\u00ean)\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174227\" class=\"wp-caption-text\">L\u1ef1a ch\u1ecdn c\u00e1ch tho\u00e1t kh\u1ecfi m\u00e0n h\u00ecnh l\u1ed7i<\/figcaption><\/figure>\n<h2 id=\"2giimccliphbintrnmytnhcasio\" style=\"text-align: justify;\"><strong>2. Gi\u1ea3i m\u00e3 c\u00e1c l\u1ed7i ph\u1ed5 bi\u1ebfn tr\u00ean m\u00e1y t\u00ednh Casio<\/strong><\/h2>\n<p style=\"text-align: justify;\">M\u1ed7i th\u00f4ng b\u00e1o l\u1ed7i tr\u00ean m\u00e1y t\u00ednh Casio \u0111\u1ec1u mang m\u1ed9t \u00fd ngh\u0129a ri\u00eang, ch\u1ec9 ra m\u1ed9t lo\u1ea1i v\u1ea5n \u0111\u1ec1 c\u1ee5 th\u1ec3 trong ph\u00e9p t\u00ednh c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u1ed5ng h\u1ee3p c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p nh\u1ea5t v\u00e0 c\u00e1ch x\u1eed l\u00fd chi ti\u1ebft cho t\u1eebng tr\u01b0\u1eddng h\u1ee3p.<\/p>\n<h3 id=\"21matherrorlitnhtontonhc\" style=\"text-align: justify;\"><strong>2.1. Math ERROR &#8211; L\u1ed7i t\u00ednh to\u00e1n to\u00e1n h\u1ecdc<\/strong><\/h3>\n<p style=\"text-align: justify;\">\u0110\u00e2y l\u00e0 th\u00f4ng b\u00e1o l\u1ed7i quen thu\u1ed9c nh\u1ea5t v\u1edbi h\u1ea7u h\u1ebft h\u1ecdc sinh, sinh vi\u00ean. \u201cMath ERROR\u201d xu\u1ea5t hi\u1ec7n khi ph\u00e9p t\u00ednh c\u1ee7a b\u1ea1n vi ph\u1ea1m m\u1ed9t quy t\u1eafc to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n ho\u1eb7c v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u00ednh to\u00e1n c\u1ee7a m\u00e1y.<\/p>\n<h4 id=\"211nguynnhngyramatherror\" style=\"text-align: justify;\"><strong>2.1.1. Nguy\u00ean nh\u00e2n g\u00e2y ra Math ERROR<\/strong><\/h4>\n<p style=\"text-align: justify;\">L\u1ed7i n\u00e0y th\u01b0\u1eddng x\u1ea3y ra do c\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng h\u1ee3p l\u1ec7, ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 l\u1ed7i chia cho 0. Ngo\u00e0i ra, c\u00e1c ph\u00e9p to\u00e1n nh\u01b0 l\u1ea5y c\u0103n b\u1eadc hai c\u1ee7a m\u1ed9t s\u1ed1 \u00e2m, t\u00ednh logarit c\u1ee7a m\u1ed9t s\u1ed1 kh\u00f4ng d\u01b0\u01a1ng c\u0169ng g\u00e2y ra l\u1ed7i n\u00e0y. K\u1ebft qu\u1ea3 trung gian ho\u1eb7c cu\u1ed1i c\u00f9ng v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi hi\u1ec3n th\u1ecb c\u1ee7a m\u00e1y c\u0169ng l\u00e0 m\u1ed9t nguy\u00ean nh\u00e2n.<\/p>\n<p style=\"text-align: justify;\">M\u1ed9t tr\u01b0\u1eddng h\u1ee3p kh\u00e1c l\u00e0 khi gi\u00e1 tr\u1ecb b\u1ea1n nh\u1eadp n\u1eb1m ngo\u00e0i mi\u1ec1n x\u00e1c \u0111\u1ecbnh c\u1ee7a h\u00e0m s\u1ed1. V\u00ed d\u1ee5, khi t\u00ednh <code>sin\u207b\u00b9(2)<\/code>, v\u00ec gi\u00e1 tr\u1ecb c\u1ee7a h\u00e0m sin ch\u1ec9 n\u1eb1m trong \u0111o\u1ea1n <code>[-1, 1]<\/code>, \u0111\u1ea7u v\u00e0o l\u00e0 <code>2<\/code> s\u1ebd g\u00e2y ra Math ERROR.<\/p>\n<figure id=\"attachment_174228\" aria-describedby=\"caption-attachment-174228\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174228\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-3.jpg\" alt=\"Nguy\u00ean nh\u00e2n g\u00e2y ra Math ERROR\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174228\" class=\"wp-caption-text\">Nguy\u00ean nh\u00e2n g\u00e2y ra Math ERROR tr\u00ean m\u00e1y Casio<\/figcaption><\/figure>\n<h4 id=\"212cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.1.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">\u0110\u1ea7u ti\u00ean, h\u00e3y ki\u1ec3m tra l\u1ea1i to\u00e0n b\u1ed9 bi\u1ec3u th\u1ee9c, \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c ph\u00e9p chia v\u00e0 c\u00e1c h\u00e0m s\u1ed1 c\u00f3 \u0111i\u1ec1u ki\u1ec7n nh\u01b0 c\u0103n b\u1eadc hai, logarit, v\u00e0 c\u00e1c h\u00e0m l\u01b0\u1ee3ng gi\u00e1c ng\u01b0\u1ee3c. N\u1ebfu ph\u00e9p t\u00ednh qu\u00e1 l\u1edbn, h\u00e3y th\u1eed r\u00fat g\u1ecdn bi\u1ec3u th\u1ee9c ho\u1eb7c ki\u1ec3m tra l\u1ea1i c\u00e1c gi\u00e1 tr\u1ecb \u0111\u1ea7u v\u00e0o. Khi g\u00e1n bi\u1ebfn, h\u00e3y ch\u1eafc ch\u1eafn gi\u00e1 tr\u1ecb c\u1ee7a bi\u1ebfn n\u1eb1m trong mi\u1ec1n x\u00e1c \u0111\u1ecbnh c\u1ee7a h\u00e0m s\u1ed1.<\/p>\n<h3 id=\"22syntaxerrorlicphpkhinhpliu\" style=\"text-align: justify;\"><strong>2.2. Syntax ERROR &#8211; L\u1ed7i c\u00fa ph\u00e1p khi nh\u1eadp li\u1ec7u<\/strong><\/h3>\n<p style=\"text-align: justify;\">N\u1ebfu \u201cMath ERROR\u201d l\u00e0 l\u1ed7i v\u1ec1 m\u1eb7t \u00fd ngh\u0129a to\u00e1n h\u1ecdc, th\u00ec \u201cSyntax ERROR\u201d l\u1ea1i l\u00e0 l\u1ed7i v\u1ec1 m\u1eb7t ng\u1eef ph\u00e1p. L\u1ed7i n\u00e0y x\u1ea3y ra khi b\u1ea1n nh\u1eadp m\u1ed9t bi\u1ec3u th\u1ee9c kh\u00f4ng \u0111\u00fang c\u1ea5u tr\u00fac m\u00e0 <a href=\"https:\/\/tiki.vn\/may-tinh-dien-tu\/c2452\" target=\"_blank\" rel=\"noopener\">m\u00e1y t\u00ednh<\/a> c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c, khi\u1ebfn m\u00e1y kh\u00f4ng th\u1ec3 th\u1ef1c thi ph\u00e9p t\u00ednh.<\/p>\n<h4 id=\"221nguynnhngyrasyntaxerror\" style=\"text-align: justify;\"><strong>2.2.1. Nguy\u00ean nh\u00e2n g\u00e2y ra Syntax ERROR<\/strong><\/h4>\n<p style=\"text-align: justify;\">Nguy\u00ean nh\u00e2n ch\u00ednh th\u01b0\u1eddng l\u00e0 thi\u1ebfu ho\u1eb7c th\u1eeba d\u1ea5u ngo\u1eb7c, v\u00ed d\u1ee5 nh\u01b0 nh\u1eadp <code>(5+3<\/code> m\u00e0 kh\u00f4ng c\u00f3 d\u1ea5u ngo\u1eb7c \u0111\u00f3ng <code>)<\/code>. Vi\u1ec7c sai th\u1ee9 t\u1ef1 c\u00e1c to\u00e1n t\u1eed, ch\u1eb3ng h\u1ea1n nh\u1eadp hai to\u00e1n t\u1eed li\u1ec1n k\u1ec1 nhau nh\u01b0 <code>5 \u00d7 \u00f7 3<\/code>, c\u0169ng g\u00e2y ra l\u1ed7i c\u00fa ph\u00e1p. Nh\u1eadp sai c\u1ea5u tr\u00fac c\u1ee7a m\u1ed9t h\u00e0m, nh\u01b0 \u0111\u1eb7t d\u1ea5u ph\u1ea9y sai v\u1ecb tr\u00ed, c\u0169ng l\u00e0 m\u1ed9t l\u00fd do ph\u1ed5 bi\u1ebfn.<\/p>\n<figure id=\"attachment_174229\" aria-describedby=\"caption-attachment-174229\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174229\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-4.jpg\" alt=\"Nguy\u00ean nh\u00e2n g\u00e2y ra Syntax ERROR\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174229\" class=\"wp-caption-text\">Nguy\u00ean nh\u00e2n g\u00e2y ra Syntax ERROR tren m\u00e1y Casio<\/figcaption><\/figure>\n<h4 id=\"222cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.2.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">H\u00e3y nh\u1ea5n ph\u00edm m\u0169i t\u00ean \u0111\u1ec3 m\u00e1y ch\u1ec9 \u0111\u1ebfn v\u1ecb tr\u00ed x\u1ea3y ra l\u1ed7i c\u00fa ph\u00e1p. Sau \u0111\u00f3, c\u1ea9n th\u1eadn r\u00e0 so\u00e1t l\u1ea1i bi\u1ec3u th\u1ee9c, \u0111\u1ebfm s\u1ed1 l\u01b0\u1ee3ng d\u1ea5u ngo\u1eb7c m\u1edf v\u00e0 ngo\u1eb7c \u0111\u00f3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ed1 ngo\u1eb7c c\u00e2n b\u1eb1ng. Ki\u1ec3m tra xem c\u00e1c to\u00e1n t\u1eed (<code>+<\/code>, <code>-<\/code>, <code>\u00d7<\/code>, <code>\u00f7<\/code>) v\u00e0 c\u00e1c h\u00e0m c\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t \u0111\u00fang v\u1ecb tr\u00ed v\u00e0 theo \u0111\u00fang \u0111\u1ecbnh d\u1ea1ng hay kh\u00f4ng.<\/p>\n<h3 id=\"23stackerrorlitrnbnhm\" style=\"text-align: justify;\"><strong>2.3. Stack ERROR &#8211; L\u1ed7i tr\u00e0n b\u1ed9 nh\u1edb \u0111\u1ec7m<\/strong><\/h3>\n<p style=\"text-align: justify;\">H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng b\u1ed9 nh\u1edb c\u1ee7a m\u00e1y t\u00ednh nh\u01b0 m\u1ed9t ch\u1ed3ng \u0111\u0129a. M\u1ed7i khi b\u1ea1n th\u1ef1c hi\u1ec7n m\u1ed9t ph\u00e9p t\u00ednh l\u1ed3ng nhau, m\u00e1y s\u1ebd \u0111\u1eb7t m\u1ed9t \u201cchi\u1ebfc \u0111\u0129a\u201d v\u00e0o ch\u1ed3ng. \u201cStack ERROR\u201d x\u1ea3y ra khi bi\u1ec3u th\u1ee9c c\u1ee7a b\u1ea1n qu\u00e1 ph\u1ee9c t\u1ea1p, khi\u1ebfn \u201cch\u1ed3ng \u0111\u0129a\u201d b\u1ecb \u0111\u1ea7y v\u00e0 tr\u00e0n ra ngo\u00e0i.<\/p>\n<h4 id=\"231nguynnhngyrastackerror\" style=\"text-align: justify;\"><strong>2.3.1. Nguy\u00ean nh\u00e2n g\u00e2y ra Stack ERROR<\/strong><\/h4>\n<p style=\"text-align: justify;\">L\u1ed7i n\u00e0y xu\u1ea5t hi\u1ec7n khi bi\u1ec3u th\u1ee9c t\u00ednh to\u00e1n qu\u00e1 d\u00e0i v\u00e0 ph\u1ee9c t\u1ea1p, c\u00f3 qu\u00e1 nhi\u1ec1u c\u1ea5p \u0111\u1ed9 d\u1ea5u ngo\u1eb7c l\u1ed3ng v\u00e0o nhau. S\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u l\u1ec7nh t\u00ednh to\u00e1n li\u00ean ti\u1ebfp c\u0169ng c\u00f3 th\u1ec3 l\u00e0m b\u1ed9 nh\u1edb \u0111\u1ec7m (ng\u0103n x\u1ebfp s\u1ed1 ho\u1eb7c ng\u0103n x\u1ebfp l\u1ec7nh) kh\u00f4ng th\u1ec3 x\u1eed l\u00fd k\u1ecbp v\u00e0 d\u1eabn \u0111\u1ebfn l\u1ed7i.<\/p>\n<figure id=\"attachment_174230\" aria-describedby=\"caption-attachment-174230\" style=\"width: 800px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174230\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-5.jpg\" alt=\"Nguy\u00ean nh\u00e2n g\u00e2y ra Stack ERROR\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174230\" class=\"wp-caption-text\">Nguy\u00ean nh\u00e2n g\u00e2y ra Stack ERROR tr\u00ean m\u00e1y Casio<\/figcaption><\/figure>\n<h4 id=\"232cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.3.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">\u0110\u1ec3 kh\u1eafc ph\u1ee5c, h\u00e3y \u0111\u01a1n gi\u1ea3n h\u00f3a bi\u1ec3u th\u1ee9c c\u1ee7a b\u1ea1n. Thay v\u00ec nh\u1eadp m\u1ed9t c\u00f4ng th\u1ee9c kh\u1ed5ng l\u1ed3, h\u00e3y chia nh\u1ecf bi\u1ec3u th\u1ee9c th\u00e0nh nhi\u1ec1u ph\u00e9p t\u00ednh \u0111\u01a1n gi\u1ea3n h\u01a1n. B\u1ea1n c\u00f3 th\u1ec3 t\u00ednh to\u00e1n t\u1eebng ph\u1ea7n c\u1ee7a bi\u1ec3u th\u1ee9c, l\u01b0u k\u1ebft qu\u1ea3 v\u00e0o c\u00e1c bi\u1ebfn nh\u1edb (A, B, C,\u2026) r\u1ed3i th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh cu\u1ed1i c\u00f9ng tr\u00ean c\u00e1c bi\u1ebfn \u0111\u00f3.<\/p>\n<h3 id=\"24argumenterrorlisaithamshm\" style=\"text-align: justify;\"><strong>2.4. Argument ERROR &#8211; L\u1ed7i sai tham s\u1ed1 h\u00e0m<\/strong><\/h3>\n<p style=\"text-align: justify;\">L\u1ed7i n\u00e0y x\u1ea3y ra khi b\u1ea1n cung c\u1ea5p m\u1ed9t \u0111\u1ed1i s\u1ed1 (argument) kh\u00f4ng h\u1ee3p l\u1ec7 cho m\u1ed9t h\u00e0m. \u0110i\u1ec1u n\u00e0y kh\u00e1c v\u1edbi \u201cMath ERROR\u201d \u1edf ch\u1ed7 v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf gi\u00e1 tr\u1ecb to\u00e1n h\u1ecdc m\u00e0 l\u00e0 \u1edf lo\u1ea1i d\u1eef li\u1ec7u ho\u1eb7c \u0111\u1ecbnh d\u1ea1ng c\u1ee7a tham s\u1ed1 truy\u1ec1n v\u00e0o h\u00e0m.<\/p>\n<h4 id=\"241nguynnhngyraargumenterror\" style=\"text-align: justify;\"><strong>2.4.1. Nguy\u00ean nh\u00e2n g\u00e2y ra Argument ERROR<\/strong><\/h4>\n<p style=\"text-align: justify;\">\u0110\u1ed1i s\u1ed1 c\u1ee7a h\u00e0m kh\u00f4ng \u0111\u00fang \u0111\u1ecbnh d\u1ea1ng ho\u1eb7c n\u1eb1m ngo\u00e0i ph\u1ea1m vi cho ph\u00e9p l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh. V\u00ed d\u1ee5, m\u1ed9t h\u00e0m y\u00eau c\u1ea7u s\u1ed1 nguy\u00ean nh\u01b0ng b\u1ea1n l\u1ea1i nh\u1eadp v\u00e0o m\u1ed9t ph\u00e2n s\u1ed1. Trong c\u00e1c ch\u1ebf \u0111\u1ed9 t\u00ednh to\u00e1n \u0111\u1eb7c bi\u1ec7t, vi\u1ec7c b\u1ea1n nh\u1eadp tham s\u1ed1 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a h\u00e0m \u0111\u00f3 c\u0169ng g\u00e2y ra l\u1ed7i n\u00e0y.<\/p>\n<h4 id=\"242cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.4.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">Nh\u1ea5n ph\u00edm m\u0169i t\u00ean \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh tham s\u1ed1 n\u00e0o \u0111ang g\u00e2y l\u1ed7i. Sau \u0111\u00f3, ki\u1ec3m tra l\u1ea1i \u0111\u1ecbnh d\u1ea1ng y\u00eau c\u1ea7u c\u1ee7a h\u00e0m b\u1ea1n \u0111ang s\u1eed d\u1ee5ng. \u0110\u00f4i khi, b\u1ea1n ch\u1ec9 c\u1ea7n thay \u0111\u1ed5i c\u00e1ch nh\u1eadp li\u1ec7u, v\u00ed d\u1ee5 nh\u01b0 chuy\u1ec3n t\u1eeb ph\u00e2n s\u1ed1 sang s\u1ed1 th\u1eadp ph\u00e2n, l\u00e0 c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1.<\/p>\n<h3 id=\"25dimensionerrorlikchthcmatrnvvector\" style=\"text-align: justify;\"><strong>2.5. Dimension ERROR &#8211; L\u1ed7i k\u00edch th\u01b0\u1edbc ma tr\u1eadn v\u00e0 vector<\/strong><\/h3>\n<p style=\"text-align: justify;\">L\u1ed7i n\u00e0y \u0111\u1eb7c tr\u01b0ng cho nh\u1eefng ai l\u00e0m vi\u1ec7c v\u1edbi ma tr\u1eadn (Matrix) v\u00e0 vector (Vector), th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n khi k\u00edch th\u01b0\u1edbc (chi\u1ec1u) c\u1ee7a c\u00e1c ma tr\u1eadn ho\u1eb7c vector kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi ph\u00e9p to\u00e1n b\u1ea1n \u0111ang th\u1ef1c hi\u1ec7n.<\/p>\n<h4 id=\"251nguynnhngyradimensionerror\" style=\"text-align: justify;\"><strong>2.5.1. Nguy\u00ean nh\u00e2n g\u00e2y ra Dimension ERROR<\/strong><\/h4>\n<p style=\"text-align: justify;\">L\u1ed7i x\u1ea3y ra khi b\u1ea1n th\u1ef1c hi\u1ec7n ph\u00e9p nh\u00e2n hai ma tr\u1eadn A v\u00e0 B nh\u01b0ng s\u1ed1 c\u1ed9t c\u1ee7a ma tr\u1eadn A kh\u00f4ng b\u1eb1ng s\u1ed1 h\u00e0ng c\u1ee7a ma tr\u1eadn B. Vi\u1ec7c c\u1ed1 g\u1eafng c\u1ed9ng ho\u1eb7c tr\u1eeb hai ma tr\u1eadn ho\u1eb7c vector c\u00f3 k\u00edch th\u01b0\u1edbc kh\u00e1c nhau c\u0169ng l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn. Ngo\u00e0i ra, g\u1ecdi m\u1ed9t ma tr\u1eadn ho\u1eb7c vector ch\u01b0a \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a c\u0169ng s\u1ebd d\u1eabn \u0111\u1ebfn l\u1ed7i n\u00e0y.<\/p>\n<figure id=\"attachment_174231\" aria-describedby=\"caption-attachment-174231\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174231\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-6.jpg\" alt=\"Nguy\u00ean nh\u00e2n g\u00e2y ra Dimension ERROR\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174231\" class=\"wp-caption-text\">Nguy\u00ean nh\u00e2n g\u00e2y ra Dimension ERROR tr\u00ean m\u00e1y Casio<\/figcaption><\/figure>\n<h4 id=\"252cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.5.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">H\u00e3y ki\u1ec3m tra l\u1ea1i k\u00edch th\u01b0\u1edbc c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c ma tr\u1eadn ho\u1eb7c vector li\u00ean quan trong ph\u00e9p t\u00ednh c\u1ee7a b\u1ea1n. \u0110\u1ea3m b\u1ea3o r\u1eb1ng k\u00edch th\u01b0\u1edbc tu\u00e2n th\u1ee7 \u0111\u00fang quy t\u1eafc c\u1ee7a ph\u00e9p to\u00e1n (c\u1ed9ng, tr\u1eeb, nh\u00e2n ma tr\u1eadn v\u00e0 vector) tr\u01b0\u1edbc khi nh\u1ea5n d\u1ea5u b\u1eb1ng.<\/p>\n<h3 id=\"26variableerrorvcannotsolvelichcnngsolve\" style=\"text-align: justify;\"><strong>2.6. Variable ERROR v\u00e0 Cannot Solve &#8211; L\u1ed7i ch\u1ee9c n\u0103ng SOLVE<\/strong><\/h3>\n<p style=\"text-align: justify;\">Hai l\u1ed7i n\u00e0y th\u01b0\u1eddng \u0111i c\u00f9ng nhau v\u00e0 xu\u1ea5t hi\u1ec7n khi b\u1ea1n s\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh <code>SOLVE<\/code> (<strong>SHIFT<\/strong> + <strong>CALC<\/strong>), m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd nh\u01b0ng c\u0169ng d\u1ec5 g\u1eb7p s\u1ef1 c\u1ed1 n\u1ebfu nh\u1eadp li\u1ec7u kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n<h4 id=\"261nguynnhngyraccliny\" style=\"text-align: justify;\"><strong>2.6.1. Nguy\u00ean nh\u00e2n g\u00e2y ra c\u00e1c l\u1ed7i n\u00e0y<\/strong><\/h4>\n<p style=\"text-align: justify;\"><strong>Variable ERROR<\/strong> x\u1ea3y ra khi ph\u01b0\u01a1ng tr\u00ecnh b\u1ea1n nh\u1eadp kh\u00f4ng ch\u1ee9a bi\u1ebfn <code>X<\/code>. V\u00ed d\u1ee5, b\u1ea1n nh\u1eadp <code>5 + 3 = 8<\/code> v\u00e0 nh\u1ea5n <code>SOLVE<\/code>, m\u00e1y s\u1ebd b\u00e1o l\u1ed7i v\u00ec kh\u00f4ng c\u00f3 bi\u1ebfn n\u00e0o \u0111\u1ec3 gi\u1ea3i. <strong>Cannot Solve<\/strong> xu\u1ea5t hi\u1ec7n khi m\u00e1y t\u00ednh kh\u00f4ng th\u1ec3 t\u00ecm ra nghi\u1ec7m, c\u00f3 th\u1ec3 do ph\u01b0\u01a1ng tr\u00ecnh v\u00f4 nghi\u1ec7m, c\u00f3 v\u00f4 s\u1ed1 nghi\u1ec7m, ho\u1eb7c gi\u00e1 tr\u1ecb ban \u0111\u1ea7u b\u1ea1n cung c\u1ea5p cho bi\u1ebfn qu\u00e1 xa nghi\u1ec7m.<\/p>\n<figure id=\"attachment_174232\" aria-describedby=\"caption-attachment-174232\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174232\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-7.jpg\" alt=\"Nguy\u00ean nh\u00e2n g\u00e2y ra Variable ERROR v\u00e0 Cannot Solve\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174232\" class=\"wp-caption-text\">Nguy\u00ean nh\u00e2n g\u00e2y ra Variable ERROR v\u00e0 Cannot Solve tr\u00ean m\u00e1y Casio<\/figcaption><\/figure>\n<h4 id=\"262cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.6.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">\u0110\u1ed1i v\u1edbi <strong>Variable ERROR<\/strong>, h\u00e3y \u0111\u1ea3m b\u1ea3o ph\u01b0\u01a1ng tr\u00ecnh c\u1ee7a b\u1ea1n c\u00f3 ch\u1ee9a \u00edt nh\u1ea5t m\u1ed9t bi\u1ebfn (m\u1eb7c \u0111\u1ecbnh l\u00e0 <code>X<\/code>) \u0111\u1ec3 m\u00e1y c\u00f3 th\u1ec3 gi\u1ea3i. V\u1edbi l\u1ed7i <strong>Cannot Solve<\/strong>, h\u00e3y ki\u1ec3m tra l\u1ea1i ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00e3 nh\u1eadp v\u00e0 th\u1eed cung c\u1ea5p m\u1ed9t gi\u00e1 tr\u1ecb ban \u0111\u1ea7u (Solve for X) g\u1ea7n v\u1edbi nghi\u1ec7m d\u1ef1 ki\u1ebfn h\u01a1n \u0111\u1ec3 gi\u00fap m\u00e1y h\u1ed9i t\u1ee5 k\u1ebft qu\u1ea3 nhanh h\u01a1n.<\/p>\n<h3 id=\"27rangeerrorvinsufficientmemerrorlichtable\" style=\"text-align: justify;\"><strong>2.7. Range Error v\u00e0 Insufficient MEM Error &#8211; L\u1ed7i ch\u1ebf \u0111\u1ed9 TABLE<\/strong><\/h3>\n<p style=\"text-align: justify;\">Khi s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 <code>TABLE<\/code> \u0111\u1ec3 t\u1ea1o b\u1ea3ng gi\u00e1 tr\u1ecb cho m\u1ed9t h\u00e0m, b\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i c\u00e1c l\u1ed7i n\u00e0y n\u1ebfu ph\u1ea1m vi b\u1ea1n thi\u1ebft l\u1eadp qu\u00e1 l\u1edbn, v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u1ee7a b\u1ed9 nh\u1edb m\u00e1y.<\/p>\n<h4 id=\"271nguynnhngyraccliny\" style=\"text-align: justify;\"><strong>2.7.1. Nguy\u00ean nh\u00e2n g\u00e2y ra c\u00e1c l\u1ed7i n\u00e0y<\/strong><\/h4>\n<p style=\"text-align: justify;\">S\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c gi\u00e1 tr\u1ecb <code>Start<\/code>, <code>End<\/code> v\u00e0 <code>Step<\/code> t\u1ea1o ra m\u1ed9t b\u1ea3ng c\u00f3 s\u1ed1 d\u00f2ng v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n c\u1ee7a m\u00e1y. Tr\u00ean <strong>Casio fx-580VN X<\/strong>, gi\u1edbi h\u1ea1n n\u00e0y th\u01b0\u1eddng l\u00e0 45 d\u00f2ng cho m\u1ed9t h\u00e0m f(x) ho\u1eb7c 30 d\u00f2ng cho hai h\u00e0m f(x) v\u00e0 g(x).<\/p>\n<figure id=\"attachment_174233\" aria-describedby=\"caption-attachment-174233\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174233\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-8.jpg\" alt=\"Nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i ch\u1ebf \u0111\u1ed9 TABLE\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174233\" class=\"wp-caption-text\">Nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i ch\u1ebf \u0111\u1ed9 TABLE tr\u00ean m\u00e1y Casio<\/figcaption><\/figure>\n<h4 id=\"272cchkhcphchiuqu\" style=\"text-align: justify;\"><strong>2.7.2. C\u00e1ch kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p style=\"text-align: justify;\">\u0110\u1ec3 s\u1eeda l\u1ed7i, b\u1ea1n c\u1ea7n thu h\u1eb9p ph\u1ea1m vi c\u1ee7a b\u1ea3ng b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i gi\u00e1 tr\u1ecb <code>Start<\/code> (B\u1eaft \u0111\u1ea7u) v\u00e0 <code>End<\/code> (K\u1ebft th\u00fac). M\u1ed9t c\u00e1ch kh\u00e1c l\u00e0 t\u0103ng gi\u00e1 tr\u1ecb c\u1ee7a <code>Step<\/code> (B\u01b0\u1edbc nh\u1ea3y) \u0111\u1ec3 gi\u1ea3m t\u1ed5ng s\u1ed1 d\u00f2ng c\u1ea7n t\u1ea1o ra trong b\u1ea3ng, gi\u00fap m\u00e1y ho\u1ea1t \u0111\u1ed9ng trong gi\u1edbi h\u1ea1n b\u1ed9 nh\u1edb cho ph\u00e9p.<\/p>\n<h2 id=\"3giiphptondinkhicccchtrnkhnghiuqu\" style=\"text-align: justify;\"><strong>3. Gi\u1ea3i ph\u00e1p khi c\u00e1c c\u00e1ch tr\u00ean kh\u00f4ng hi\u1ec7u qu\u1ea3<\/strong><\/h2>\n<p style=\"text-align: justify;\">N\u1ebfu b\u1ea1n \u0111\u00e3 th\u1eed ki\u1ec3m tra l\u1ea1i bi\u1ec3u th\u1ee9c m\u00e0 v\u1eabn g\u1eb7p l\u1ed7i li\u00ean t\u1ee5c ho\u1eb7c m\u00e1y c\u00f3 d\u1ea5u hi\u1ec7u b\u1ecb treo, \u0111\u01a1, h\u00e3y th\u1eed c\u00e1c gi\u1ea3i ph\u00e1p sau \u0111\u00e2y \u0111\u1ec3 x\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3 v\u1ea5n \u0111\u1ec1.<\/p>\n<h3 id=\"31kimtralichtnhtoncompstatdegrad\" style=\"text-align: justify;\"><strong>3.1. Ki\u1ec3m tra l\u1ea1i ch\u1ebf \u0111\u1ed9 t\u00ednh to\u00e1n (COMP, STAT, DEG, RAD)<\/strong><\/h3>\n<p style=\"text-align: justify;\">\u0110\u00f4i khi l\u1ed7i kh\u00f4ng n\u1eb1m \u1edf bi\u1ec3u th\u1ee9c m\u00e0 \u1edf ch\u1ebf \u0111\u1ed9 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng. V\u00ed d\u1ee5, b\u1ea1n \u0111ang c\u1ed1 g\u1eafng th\u1ef1c hi\u1ec7n m\u1ed9t ph\u00e9p t\u00ednh s\u1ed1 ph\u1ee9c trong khi m\u00e1y v\u1eabn \u1edf ch\u1ebf \u0111\u1ed9 t\u00ednh to\u00e1n c\u01a1 b\u1ea3n (COMP). M\u1ed9t sai l\u1ea7m ph\u1ed5 bi\u1ebfn kh\u00e1c l\u00e0 t\u00ednh to\u00e1n l\u01b0\u1ee3ng gi\u00e1c sai \u0111\u01a1n v\u1ecb (\u0110\u1ed9 &#8211; Degree v\u00e0 Radian). H\u00e3y ki\u1ec3m tra l\u1ea1i ch\u1ebf \u0111\u1ed9 hi\u1ec7n t\u1ea1i tr\u00ean m\u00e0n h\u00ecnh v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u1ebfu c\u1ea7n.<\/p>\n<figure id=\"attachment_174234\" aria-describedby=\"caption-attachment-174234\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174234\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-9.jpg\" alt=\"Ki\u1ec3m tra l\u1ea1i ch\u1ebf \u0111\u1ed9 t\u00ednh to\u00e1n (COMP, STAT, DEG, RAD)\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174234\" class=\"wp-caption-text\">Ki\u1ec3m tra l\u1ea1i ch\u1ebf \u0111\u1ed9 t\u00ednh to\u00e1n nh\u01b0 \u0111\u01a1n v\u1ecb g\u00f3c<\/figcaption><\/figure>\n<h3 id=\"32resetmyvcitgcgiiphpcuicng\" style=\"text-align: justify;\"><strong>3.2. Reset m\u00e1y v\u1ec1 c\u00e0i \u0111\u1eb7t g\u1ed1c \u2013 Gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng<\/strong><\/h3>\n<p style=\"text-align: justify;\">\u0110\u00e2y l\u00e0 bi\u1ec7n ph\u00e1p m\u1ea1nh nh\u1ea5t, c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7i ph\u1ea7n m\u1ec1m ho\u1eb7c c\u00e0i \u0111\u1eb7t xung \u0111\u1ed9t. Thao t\u00e1c n\u00e0y s\u1ebd \u0111\u01b0a m\u1ecdi thi\u1ebft l\u1eadp c\u1ee7a m\u00e1y (ch\u1ebf \u0111\u1ed9, \u0111\u1ecbnh d\u1ea1ng hi\u1ec3n th\u1ecb) v\u1ec1 tr\u1ea1ng th\u00e1i m\u1eb7c \u0111\u1ecbnh nh\u01b0 l\u00fac xu\u1ea5t x\u01b0\u1edfng. H\u00e3y s\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng n\u00e0y khi m\u00e1y ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng, b\u1ecb treo ho\u1eb7c hi\u1ec3n th\u1ecb l\u1ed7i kh\u00f4ng r\u00f5 nguy\u00ean nh\u00e2n.<\/p>\n<p style=\"text-align: justify;\">\u0110\u1ec3 th\u1ef1c hi\u1ec7n, nh\u1ea5n <code>SHIFT<\/code> + <code>9<\/code> (RESET), sau \u0111\u00f3 ch\u1ecdn <code>3<\/code> (Initialize All) v\u00e0 nh\u1ea5n <code>=<\/code> \u0111\u1ec3 x\u00e1c nh\u1eadn. L\u01b0u \u00fd r\u1eb1ng thao t\u00e1c n\u00e0y s\u1ebd x\u00f3a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u b\u1ea1n \u0111\u00e3 l\u01b0u trong c\u00e1c bi\u1ebfn nh\u1edb (A, B, C,\u2026) v\u00e0 c\u00e1c c\u00e0i \u0111\u1eb7t c\u00e1 nh\u00e2n.<\/p>\n<figure id=\"attachment_174235\" aria-describedby=\"caption-attachment-174235\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-174235\" src=\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/09\/thong-bao-loi-tren-may-tinh-casio-10.jpg\" alt=\"Reset m\u00e1y v\u1ec1 c\u00e0i \u0111\u1eb7t g\u1ed1c \u2013 Gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng\" width=\"800\" height=\"600\"><figcaption id=\"caption-attachment-174235\" class=\"wp-caption-text\">Reset m\u00e1y v\u1ec1 c\u00e0i \u0111\u1eb7t g\u1ed1c<\/figcaption><\/figure>\n<h2 id=\"4mohuchhnchgplikhisdng\" style=\"text-align: justify;\"><strong>4. M\u1eb9o h\u1eefu \u00edch \u0111\u1ec3 h\u1ea1n ch\u1ebf g\u1eb7p l\u1ed7i khi s\u1eed d\u1ee5ng<\/strong><\/h2>\n<ul style=\"text-align: justify;\">\n<li><strong>T\u1eadp th\u00f3i quen ki\u1ec3m tra k\u1ef9:<\/strong> Lu\u00f4n r\u00e0 so\u00e1t l\u1ea1i bi\u1ec3u th\u1ee9c m\u1ed9t l\u1ea7n n\u1eefa tr\u01b0\u1edbc khi nh\u1ea5n d\u1ea5u <code>=<\/code>, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c k\u1ef3 thi quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh nh\u1eefng sai s\u00f3t \u0111\u00e1ng ti\u1ebfc.<\/li>\n<li><strong>Hi\u1ec3u r\u00f5 chi\u1ebfc m\u00e1y c\u1ee7a b\u1ea1n:<\/strong> D\u00e0nh ch\u00fat th\u1eddi gian \u0111\u1ecdc s\u00e1ch h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng \u0111\u1ec3 n\u1eafm v\u1eefng c\u00e1c t\u00ednh n\u0103ng, gi\u1edbi h\u1ea1n v\u00e0 c\u00e1ch nh\u1eadp li\u1ec7u ch\u00ednh x\u00e1c cho t\u1eebng h\u00e0m s\u1ed1.<\/li>\n<li><strong>Chia nh\u1ecf b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p:<\/strong> V\u1edbi c\u00e1c b\u00e0i to\u00e1n l\u1edbn, \u0111\u1eebng c\u1ed1 g\u1eafng nh\u1eadp t\u1ea5t c\u1ea3 v\u00e0o m\u1ed9t d\u00f2ng. H\u00e3y chia th\u00e0nh c\u00e1c b\u01b0\u1edbc nh\u1ecf, t\u00ednh to\u00e1n t\u1eebng ph\u1ea7n \u0111\u1ec3 d\u1ec5 ki\u1ec3m so\u00e1t v\u00e0 g\u1ee1 l\u1ed7i h\u01a1n.<\/li>\n<\/ul>\n<h2 id=\"5muamytnhcasiochnhhngyntmsdngtitiki\" style=\"text-align: justify;\"><strong>5. Mua m\u00e1y t\u00ednh Casio ch\u00ednh h\u00e3ng, y\u00ean t\u00e2m s\u1eed d\u1ee5ng t\u1ea1i Tiki<\/strong><\/h2>\n<p style=\"text-align: justify;\">Vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh ch\u00ednh h\u00e3ng, ch\u1ea5t l\u01b0\u1ee3ng cao l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng gi\u00fap gi\u1ea3m thi\u1ec3u c\u00e1c l\u1ed7i ph\u1ea7n c\u1ee9ng v\u00e0 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. \u0110\u1ec3 c\u00f3 s\u1ef1 y\u00ean t\u00e2m tuy\u1ec7t \u0111\u1ed1i, Tiki l\u00e0 \u0111\u1ecba ch\u1ec9 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 b\u1ea1n l\u1ef1a ch\u1ecdn m\u00e1y t\u00ednh c\u1ea7m tay cho h\u1ecdc t\u1eadp v\u00e0 c\u00f4ng vi\u1ec7c.<\/p>\n<p style=\"text-align: justify;\">Tiki l\u00e0 \u0111\u1ecba ch\u1ec9 h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 mua m\u00e1y t\u00ednh tr\u1ef1c tuy\u1ebfn, n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 s\u1edf h\u1eefu nh\u1eefng cu\u1ed1n s\u00e1ch ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi gi\u00e1 t\u1ed1t nh\u1ea5t. Ch\u00fang t\u00f4i t\u1ef1 h\u00e0o mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m mua s\u1eafm an t\u00e2m tuy\u1ec7t \u0111\u1ed1i v\u1edbi cam k\u1ebft:<\/p>\n<ul>\n<li style=\"text-align: justify;\">100% H\u00e0ng ch\u00ednh h\u00e3ng.<\/li>\n<li style=\"text-align: justify;\">Tiki x\u00e1c th\u1ef1c ngu\u1ed3n g\u1ed1c 100% s\u1ea3n ph\u1ea9m.<\/li>\n<li style=\"text-align: justify;\">\u0110\u01b0\u1ee3c m\u1edf h\u1ed9p ki\u1ec3m tra khi nh\u1eadn h\u00e0ng.<\/li>\n<li style=\"text-align: justify;\">Cam k\u1ebft ho\u00e0n ti\u1ec1n 200% cho h\u00e0ng gi\u1ea3.<\/li>\n<li style=\"text-align: justify;\">\u0110\u1ed5i tr\u1ea3 d\u1ec5 d\u00e0ng v\u00e0 ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Tham kh\u1ea3o th\u00eam nh\u1eefng quy\u1ec3n s\u00e1ch hay t\u1ea1i nh\u00e0 s\u00e1ch <a href=\"https:\/\/tiki.vn\/nha-sach-tiki\/c8322\" target=\"_blank\" rel=\"noopener\">Tiki<\/a> nh\u00e9!<\/p>\n<p style=\"text-align: justify;\">        <div class=\"tiki-product-slider\">\n            <div class='tiki-product-slider-title'>Mua ngay M\u00e1y t\u00ednh Casio ch\u1ea5t l\u01b0\u1ee3ng, gi\u00e1 t\u1ed1t t\u1ea1i Tiki:<\/div>\n            <div class=\"embla\">\n                <div class=\"embla__viewport\">\n                    <div class=\"embla__container\">            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-casio-fx-580vn-x-p3014291.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/f4\/ee\/6e\/adada014b8a2021ebe0d03355775246f.png\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Casio FX-580VN X\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Casio FX-580VN X\">M\u00e1y T\u00ednh Khoa H\u1ecdc Casio FX-580VN X<\/h4>\n                    <div class=\"product-info-price\">\n                        890.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-casio-fx-580vn-x-sac-mau-moi-p106375683.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/c3\/1f\/30\/1eacc63bedee6c88befdfd380894ecba.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Casio FX-580VN X s\u1eafc m\u00e0u m\u1edbi\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Casio FX-580VN X s\u1eafc m\u00e0u m\u1edbi\">M\u00e1y T\u00ednh Khoa H\u1ecdc Casio FX-580VN X s\u1eafc m\u00e0u m\u1edbi<\/h4>\n                    <div class=\"product-info-price\">\n                        890.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-deli-d991es-duoc-phep-mang-vao-phong-thi-p15972401.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/03\/30\/22\/431bce8d0f9503d72952cc00a51b4599.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Deli D991ES (\u0110\u01b0\u1ee3c Ph\u00e9p Mang V\u00e0o Ph\u00f2ng Thi)\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Deli D991ES (\u0110\u01b0\u1ee3c Ph\u00e9p Mang V\u00e0o Ph\u00f2ng Thi)\">M\u00e1y T\u00ednh Khoa H\u1ecdc Deli D991ES (\u0110\u01b0\u1ee3c Ph\u00e9p Mang V\u00e0o Ph\u00f2ng Thi)<\/h4>\n                    <div class=\"product-info-price\">\n                        440.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-deli-e1710a-p59470906.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/d8\/74\/f6\/ca48139e999b52244d20ca23288cf48e.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Deli E1710A\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Deli E1710A\">M\u00e1y T\u00ednh Khoa H\u1ecdc Deli E1710A<\/h4>\n                    <div class=\"product-info-price\">\n                        200.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-sl1000sc-we-p63675945.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/d3\/0b\/01\/88accbe9450815e933f7122b2a52049d.jpg\" alt=\"M\u00e1y T\u00ednh Casio SL1000SC-WE\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio SL1000SC-WE\">M\u00e1y T\u00ednh Casio SL1000SC-WE<\/h4>\n                    <div class=\"product-info-price\">\n                        369.800 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">382.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-3%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-ms-10f-p100285956.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/3e\/1d\/6a\/ff097b352d71a30d4402684163280992.jpg\" alt=\"M\u00e1y T\u00ednh Casio MS - 10F\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio MS - 10F\">M\u00e1y T\u00ednh Casio MS - 10F<\/h4>\n                    <div class=\"product-info-price\">\n                        332.100 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">342.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-3%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/to-den-voi-khoa-hoc-may-tinh-su-dung-may-tinh-an-toan-p146226406.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/e9\/65\/1a\/086b04dbfcfedeeddba392c03314c2b0.jpg\" alt=\"T\u1edb \u0110\u1ebfn V\u1edbi Khoa H\u1ecdc M\u00e1y T\u00ednh: S\u1eed D\u1ee5ng M\u00e1y T\u00ednh An To\u00e0n\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"T\u1edb \u0110\u1ebfn V\u1edbi Khoa H\u1ecdc M\u00e1y T\u00ednh: S\u1eed D\u1ee5ng M\u00e1y T\u00ednh An To\u00e0n\">T\u1edb \u0110\u1ebfn V\u1edbi Khoa H\u1ecdc M\u00e1y T\u00ednh: S\u1eed D\u1ee5ng M\u00e1y T\u00ednh An To\u00e0n<\/h4>\n                    <div class=\"product-info-price\">\n                        40.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">49.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-18%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 6, 12\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-hl122tv-p23028879.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/3c\/a0\/0d\/4cfdfe3bdf23d41492054a550af17ab0.jpg\" alt=\"M\u00e1y t\u00ednh CASIO HL122TV\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO HL122TV\">M\u00e1y t\u00ednh CASIO HL122TV<\/h4>\n                    <div class=\"product-info-price\">\n                        450.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-flexio-fx-799vn-mau-trang-den-hong-bac-ha-xanh-duong-p279360265.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/cc\/ce\/d0\/c1a388f1bbff9807f591b4b44b43e952.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio Fx 799VN - M\u00e0u Tr\u1eafng, \u0110en, H\u1ed3ng, B\u1ea1c H\u00e0, Xanh D\u01b0\u01a1ng\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio Fx 799VN - M\u00e0u Tr\u1eafng, \u0110en, H\u1ed3ng, B\u1ea1c H\u00e0, Xanh D\u01b0\u01a1ng\">M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio Fx 799VN - M\u00e0u Tr\u1eafng, \u0110en, H\u1ed3ng, B\u1ea1c H\u00e0, Xanh D\u01b0\u01a1ng<\/h4>\n                    <div class=\"product-info-price\">\n                        584.800 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">688.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-15%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-thien-long-flexio-fx680vn-plus-mau-xanh-p271100543.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/3e\/35\/c8\/6834416f0439bfc446aa15bac61bf131.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Thi\u00ean Long Flexio Fx680VN Plus - M\u00e0u Xanh\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Thi\u00ean Long Flexio Fx680VN Plus - M\u00e0u Xanh\">M\u00e1y T\u00ednh Khoa H\u1ecdc Thi\u00ean Long Flexio Fx680VN Plus - M\u00e0u Xanh<\/h4>\n                    <div class=\"product-info-price\">\n                        539.700 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">635.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-15%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-sl-1000tw-pk-p126305994.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/e3\/1f\/2d\/276b7825370e97643676147969f21c39.jpg\" alt=\"M\u00e1y T\u00ednh Casio SL 1000TW\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio SL 1000TW\">M\u00e1y T\u00ednh Casio SL 1000TW<\/h4>\n                    <div class=\"product-info-price\">\n                        335.300 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">353.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-5%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-flexio-thien-long-fx799vn-mau-den-mau-2-p275770209.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/74\/a7\/47\/e2b79913002ce26665b072ca0a1036db.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u \u0110en - M\u1eabu 2\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u \u0110en - M\u1eabu 2\">M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u \u0110en - M\u1eabu 2<\/h4>\n                    <div class=\"product-info-price\">\n                        584.800 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">688.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-15%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-flexio-thien-long-fx799vn-mau-trang-2-p276962801.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/91\/be\/90\/5991c50f2e82e9e20b807ffef7f01670.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u Tr\u1eafng 2\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u Tr\u1eafng 2\">M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u Tr\u1eafng 2<\/h4>\n                    <div class=\"product-info-price\">\n                        584.800 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">688.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-15%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-flexio-thien-long-fx509vn-mau-tim-p275971039.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/fd\/cb\/d0\/7670faaa7edc4f77b7b197701a6cf615.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx509VN - M\u00e0u T\u00edm\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx509VN - M\u00e0u T\u00edm\">M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx509VN - M\u00e0u T\u00edm<\/h4>\n                    <div class=\"product-info-price\">\n                        109.600 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">129.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-15%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-van-phong-casio-d-120f-kem-qua-chat-p278628009.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/23\/03\/ff\/3953c17e2a015bf33720f4056723ccc6.jpg\" alt=\"M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio D - 120F - K\u00e8m Qu\u00e0 Ch\u1ea5t\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio D - 120F - K\u00e8m Qu\u00e0 Ch\u1ea5t\">M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio D - 120F - K\u00e8m Qu\u00e0 Ch\u1ea5t<\/h4>\n                    <div class=\"product-info-price\">\n                        527.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/to-den-voi-khoa-hoc-may-tinh-su-dung-may-tinh-an-toan-ban-quyen-p276592875.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/dd\/41\/ec\/dc97537a738f9ebb105d987e9ecee61b.jpg\" alt=\"T\u1edb \u0110\u1ebfn V\u1edbi Khoa H\u1ecdc M\u00e1y T\u00ednh - S\u1eed D\u1ee5ng M\u00e1y T\u00ednh An To\u00e0n - B\u1ea3n Quy\u1ec1n\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"T\u1edb \u0110\u1ebfn V\u1edbi Khoa H\u1ecdc M\u00e1y T\u00ednh - S\u1eed D\u1ee5ng M\u00e1y T\u00ednh An To\u00e0n - B\u1ea3n Quy\u1ec1n\">T\u1edb \u0110\u1ebfn V\u1edbi Khoa H\u1ecdc M\u00e1y T\u00ednh - S\u1eed D\u1ee5ng M\u00e1y T\u00ednh An To\u00e0n - B\u1ea3n Quy\u1ec1n<\/h4>\n                    <div class=\"product-info-price\">\n                        40.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">49.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-18%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 6, 12\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc-flexio-thien-long-fx799vn-mau-xanh-bac-ha-p275770231.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/da\/9f\/e7\/a6eb6bbe904f7b994b7d9f7ba33fd6c9.jpg\" alt=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u Xanh B\u1ea1c H\u00e0\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u Xanh B\u1ea1c H\u00e0\">M\u00e1y T\u00ednh Khoa H\u1ecdc Flexio - Thi\u00ean Long Fx799VN - M\u00e0u Xanh B\u1ea1c H\u00e0<\/h4>\n                    <div class=\"product-info-price\">\n                        584.800 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">688.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-15%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/so-tay-khoa-hoc-may-tinh-va-ma-hoa-p214753111.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/69\/21\/93\/b0ef11f6e32d1d3b7ec471be03bed28f.jpg\" alt=\"S\u1ed5 Tay Khoa H\u1ecdc M\u00e1y T\u00ednh V\u00e0 M\u00e3 H\u00f3a\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"S\u1ed5 Tay Khoa H\u1ecdc M\u00e1y T\u00ednh V\u00e0 M\u00e3 H\u00f3a\">S\u1ed5 Tay Khoa H\u1ecdc M\u00e1y T\u00ednh V\u00e0 M\u00e3 H\u00f3a<\/h4>\n                    <div class=\"product-info-price\">\n                        435.600 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">495.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-12%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-d-120f-p36711175.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/2f\/5c\/2e\/9d42a93a23b3ee55175338a996b6a6de.jpg\" alt=\"M\u00e1y T\u00ednh CASIO D-120F\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO D-120F\">M\u00e1y T\u00ednh CASIO D-120F<\/h4>\n                    <div class=\"product-info-price\">\n                        511.500 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">556.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-8%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-van-phong-casio-ms-20f-kem-qua-chat-p279288304.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/f3\/29\/14\/359b2f609b2780eefb0eac3c5357dd58.jpg\" alt=\"M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio MS - 20F - K\u00e8m Qu\u00e0 Ch\u1ea5t\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio MS - 20F - K\u00e8m Qu\u00e0 Ch\u1ea5t\">M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio MS - 20F - K\u00e8m Qu\u00e0 Ch\u1ea5t<\/h4>\n                    <div class=\"product-info-price\">\n                        379.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">412.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-8%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-lc403tv-p278489393.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/0f\/a4\/26\/dd3941e634b1e8eccb36341f2002220f.jpg\" alt=\"M\u00e1y T\u00ednh CASIO LC403TV\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO LC403TV\">M\u00e1y T\u00ednh CASIO LC403TV<\/h4>\n                    <div class=\"product-info-price\">\n                        133.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">180.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-26%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-van-phong-casio-ms-10f-kem-qua-chat-p278627955.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/7c\/b4\/fa\/9fe9fa18375d948777d1b01ed28524ea.jpg\" alt=\"M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio MS - 10F - K\u00e8m Qu\u00e0 Ch\u1ea5t\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio MS - 10F - K\u00e8m Qu\u00e0 Ch\u1ea5t\">M\u00e1y T\u00ednh V\u0103n Ph\u00f2ng Casio MS - 10F - K\u00e8m Qu\u00e0 Ch\u1ea5t<\/h4>\n                    <div class=\"product-info-price\">\n                        342.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 4, 10\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-hoc-sinh-casio-ver2019-fx-570-vn-plus-p116972244.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/b0\/50\/da\/d58276a47173a2727c8426845dc298c1.jpg\" alt=\"M\u00e1y T\u00ednh H\u1ecdc Sinh Casio Ver2019 FX-570 VN PLUS\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh H\u1ecdc Sinh Casio Ver2019 FX-570 VN PLUS\">M\u00e1y T\u00ednh H\u1ecdc Sinh Casio Ver2019 FX-570 VN PLUS<\/h4>\n                    <div class=\"product-info-price\">\n                        615.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-gx14b-p3608699.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/cf\/9b\/f3\/fe626f456fe61c93fb7e9e394bfa3d93.jpg\" alt=\"M\u00e1y T\u00ednh Casio GX14B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio GX14B\">M\u00e1y T\u00ednh Casio GX14B<\/h4>\n                    <div class=\"product-info-price\">\n                        520.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 11\/06<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a><\/div>\n                <\/div>\n                        <button class=\"embla__control embla__prev\"><iconify-icon icon=\"tabler:chevron-left\"><\/iconify-icon><\/button>\n        <button class=\"embla__control embla__next\"><iconify-icon icon=\"tabler:chevron-right\"><\/iconify-icon><\/button>\n            <\/div>\n        <\/div><\/p>\n<h2 id=\"6cccuhithnggpfaqs\" style=\"text-align: justify;\"><strong>6. C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n<h3 id=\"61tisaomytnhcativbncngbmmtphptnhnhngrahaiktqukhcnhau\" style=\"text-align: justify;\"><strong>6.1. T\u1ea1i sao hai m\u00e1y t\u00ednh c\u00f9ng b\u1ea5m m\u1ed9t ph\u00e9p t\u00ednh nh\u01b0ng ra hai k\u1ebft qu\u1ea3 kh\u00e1c nhau?<\/strong><\/h3>\n<p style=\"text-align: justify;\">Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 do c\u00e0i \u0111\u1eb7t \u0111\u01a1n v\u1ecb g\u00f3c kh\u00e1c nhau. M\u1ed9t m\u00e1y c\u00f3 th\u1ec3 \u0111ang \u1edf ch\u1ebf \u0111\u1ed9 \u0110\u1ed9 (Degree &#8211; ch\u1eef D ho\u1eb7c DEG tr\u00ean m\u00e0n h\u00ecnh), trong khi m\u00e1y kia \u1edf ch\u1ebf \u0111\u1ed9 Radian (Radian &#8211; ch\u1eef R ho\u1eb7c RAD). H\u00e3y \u0111\u1ea3m b\u1ea3o c\u1ea3 hai m\u00e1y \u0111\u1ec1u \u1edf c\u00f9ng m\u1ed9t ch\u1ebf \u0111\u1ed9 b\u1eb1ng c\u00e1ch v\u00e0o <code>SHIFT<\/code> + <code>MENU<\/code> &gt; <code>2: Angle Unit<\/code>.<\/p>\n<h3 id=\"62philmgkhimnhnhmytnhbtreohockhnghinthg\" style=\"text-align: justify;\"><strong>6.2. Ph\u1ea3i l\u00e0m g\u00ec khi m\u00e0n h\u00ecnh m\u00e1y t\u00ednh b\u1ecb treo ho\u1eb7c kh\u00f4ng hi\u1ec3n th\u1ecb g\u00ec?<\/strong><\/h3>\n<p style=\"text-align: justify;\">\u0110\u1ea7u ti\u00ean, h\u00e3y th\u1eed nh\u1ea5n ph\u00edm <code>ON<\/code> v\u00e0i l\u1ea7n. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c, h\u00e3y ki\u1ec3m tra l\u1ea1i pin v\u00ec pin y\u1ebfu c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y. Gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng l\u00e0 t\u00ecm m\u1ed9t v\u1eadt nh\u1ecdn \u0111\u1ec3 nh\u1ea5n v\u00e0o n\u00fat RESET \u1edf m\u1eb7t sau c\u1ee7a m\u00e1y (n\u1ebfu c\u00f3) ho\u1eb7c th\u1ef1c hi\u1ec7n reset b\u1eb1ng ph\u00edm nh\u01b0 h\u01b0\u1edbng d\u1eabn \u1edf tr\u00ean.<\/p>\n<h3 id=\"63mytnhcatilintcbolidtinhpngcphimyhngkhng\" style=\"text-align: justify;\"><strong>6.3. M\u00e1y t\u00ednh li\u00ean t\u1ee5c b\u00e1o l\u1ed7i d\u00f9 nh\u1eadp \u0111\u00fang, c\u00f3 ph\u1ea3i m\u00e1y \u0111\u00e3 h\u1ecfng kh\u00f4ng?<\/strong><\/h3>\n<p style=\"text-align: justify;\">Ch\u01b0a ch\u1eafc. H\u00e3y th\u1eed reset m\u00e1y v\u1ec1 c\u00e0i \u0111\u1eb7t g\u1ed1c tr\u01b0\u1edbc. N\u1ebfu t\u00ecnh tr\u1ea1ng v\u1eabn ti\u1ebfp di\u1ec5n, c\u00f3 th\u1ec3 m\u00e1y \u0111\u00e3 g\u1eb7p l\u1ed7i ph\u1ea7n c\u1ee9ng. N\u1ebfu b\u1ea1n mua s\u1ea3n ph\u1ea9m ch\u00ednh h\u00e3ng t\u1ea1i Tiki, b\u1ea1n c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n y\u00ean t\u00e2m v\u1edbi ch\u00ednh s\u00e1ch \u0111\u1ed5i tr\u1ea3 v\u00e0 b\u1ea3o h\u00e0nh, gi\u00fap b\u1ea1n x\u1eed l\u00fd c\u00e1c v\u1ea5n \u0111\u1ec1 t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/p>\n<h3 id=\"64lmthnophnbitmytnhcasiothtvgitrnhlivt\" style=\"text-align: justify;\"><strong>6.4. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ph\u00e2n bi\u1ec7t m\u00e1y t\u00ednh Casio th\u1eadt v\u00e0 gi\u1ea3 \u0111\u1ec3 tr\u00e1nh l\u1ed7i v\u1eb7t?<\/strong><\/h3>\n<p style=\"text-align: justify;\">M\u00e1y t\u00ednh Casio ch\u00ednh h\u00e3ng th\u01b0\u1eddng c\u00f3 tem ch\u1ed1ng gi\u1ea3 BITEX d\u00e1n tr\u00ean th\u00e2n m\u00e1y v\u1edbi hi\u1ec7u \u1ee9ng hologram s\u1eafc n\u00e9t, m\u00e0u s\u1eafc r\u00f5 r\u00e0ng. Khi mua t\u1ea1i c\u00e1c s\u00e0n th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed l\u1edbn v\u00e0 uy t\u00edn nh\u01b0 Tiki, b\u1ea1n c\u00f3 th\u1ec3 y\u00ean t\u00e2m v\u1ec1 ngu\u1ed3n g\u1ed1c s\u1ea3n ph\u1ea9m, \u0111\u1ea3m b\u1ea3o m\u00e1y ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o h\u00e0nh \u0111\u1ea7y \u0111\u1ee7, h\u1ea1n ch\u1ebf t\u1ed1i \u0111a c\u00e1c l\u1ed7i do linh ki\u1ec7n k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<p><strong>Xem th\u00eam<\/strong>:<\/p>\n<ul>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/tiki.vn\/blog\/cac-thu-thuat-casio-fx-580vnx\/\" target=\"_blank\" rel=\"noopener\">C\u00e1c th\u1ee7 thu\u1eadt m\u00e1y t\u00ednh Casio FX 580VNX si\u00eau hay<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/tiki.vn\/blog\/cach-su-dung-may-tinh-cam-tay\/\" target=\"_blank\" rel=\"noopener\">C\u00e1ch s\u1eed d\u1ee5ng m\u00e1y t\u00ednh c\u1ea7m tay Casio hi\u1ec7u qu\u1ea3, th\u00f4ng minh<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/tiki.vn\/blog\/cach-reset-may-tinh-casio\/\" target=\"_blank\" rel=\"noopener\">C\u00e1ch reset m\u00e1y t\u00ednh Casio nhanh cho m\u1ecdi d\u00f2ng m\u00e1y<\/a><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><em>Hi\u1ec3u v\u00e0 x\u1eed l\u00fd c\u00e1c th\u00f4ng b\u00e1o l\u1ed7i tr\u00ean m\u00e1y t\u00ednh Casio l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng c\u1ea7n thi\u1ebft, gi\u00fap b\u1ea1n t\u1ef1 tin h\u01a1n trong h\u1ecdc t\u1eadp v\u00e0 c\u00e1c k\u1ef3 thi. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p nh\u1eefng gi\u1ea3i ph\u00e1p h\u1eefu \u00edch \u0111\u1ec3 b\u1ea1n l\u00e0m ch\u1ee7 ho\u00e0n to\u00e0n c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c n\u00e0y, bi\u1ebfn nh\u1eefng th\u00f4ng b\u00e1o l\u1ed7i kh\u00f3 ch\u1ecbu th\u00e0nh c\u01a1 h\u1ed9i \u0111\u1ec3 hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 chi\u1ebfc m\u00e1y t\u00ednh c\u1ee7a m\u00ecnh. <\/em><em>Mua m\u00e1y t\u00ednh c\u1ea7m tay ch\u00ednh h\u00e3ng t\u1ea1i Tiki \u2013 gi\u00e1 t\u1ed1t, b\u1ea3o h\u00e0nh r\u00f5 r\u00e0ng, giao nhanh.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Khi \u0111ang t\u1eadp trung gi\u1ea3i m\u1ed9t b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p, vi\u1ec7c m\u00e1y t\u00ednh Casio \u0111\u1ed9t ng\u1ed9t hi\u1ec3n th\u1ecb m\u1ed9t th\u00f4ng b\u00e1o l\u1ed7i nh\u01b0 \u201cMath ERROR\u201d hay \u201cSyntax ERROR\u201d c\u00f3 th\u1ec3 g\u00e2y ra kh\u00f4ng \u00edt b\u1ed1i r\u1ed1i v\u00e0 l\u00e0m gi\u00e1n \u0111o\u1ea1n d\u00f2ng suy ngh\u0129. Tuy nhi\u00ean, \u0111\u00e2y l\u00e0 nh\u1eefng t\u00ecnh hu\u1ed1ng r\u1ea5t ph\u1ed5 bi\u1ebfn v\u00e0 h\u1ea7u [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-103568","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-review-sach"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.7 (Yoast SEO v20.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T\u1ed5ng h\u1ee3p th\u00f4ng b\u00e1o l\u1ed7i tr\u00ean m\u00e1y t\u00ednh Casio v\u00e0 kh\u1eafc ph\u1ee5c tri\u1ec7t \u0111\u1ec3 | TIKI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tiki.vn\/blog\/thong-bao-loi-tren-may-tinh-casio-2\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u1ed5ng h\u1ee3p th\u00f4ng b\u00e1o l\u1ed7i tr\u00ean m\u00e1y t\u00ednh Casio v\u00e0 kh\u1eafc ph\u1ee5c tri\u1ec7t \u0111\u1ec3\" \/>\n<meta property=\"og:description\" content=\"Khi \u0111ang t\u1eadp trung gi\u1ea3i m\u1ed9t b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p, vi\u1ec7c m\u00e1y t\u00ednh Casio \u0111\u1ed9t ng\u1ed9t hi\u1ec3n th\u1ecb m\u1ed9t th\u00f4ng b\u00e1o l\u1ed7i nh\u01b0 \u201cMath ERROR\u201d hay \u201cSyntax ERROR\u201d c\u00f3 th\u1ec3 g\u00e2y ra kh\u00f4ng \u00edt b\u1ed1i r\u1ed1i v\u00e0 l\u00e0m gi\u00e1n \u0111o\u1ea1n d\u00f2ng suy ngh\u0129. 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