{"id":103735,"date":"2026-05-18T09:27:10","date_gmt":"2026-05-18T02:27:10","guid":{"rendered":"https:\/\/tiki.vn\/blog\/?p=103735"},"modified":"2026-05-18T09:27:10","modified_gmt":"2026-05-18T02:27:10","slug":"cach-tim-x-tren-may-tinh","status":"publish","type":"post","link":"https:\/\/tiki.vn\/blog\/cach-tim-x-tren-may-tinh\/","title":{"rendered":"C\u00e1ch t\u00ecm x tr\u00ean m\u00e1y t\u00ednh: H\u01b0\u1edbng d\u1eabn SOLVE tr\u00ean m\u1ecdi d\u00f2ng m\u00e1y"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Trong c\u00e1c k\u1ef3 thi tr\u1eafc nghi\u1ec7m hay khi c\u1ea7n ki\u1ec3m tra nhanh k\u1ebft qu\u1ea3 b\u00e0i to\u00e1n, vi\u1ec7c gi\u1ea3i m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 t\u00ecm \u1ea9n s\u1ed1 X l\u00e0 thao t\u00e1c quen thu\u1ed9c. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o ch\u00fang ta c\u0169ng c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 bi\u1ebfn \u0111\u1ed5i v\u00e0 gi\u1ea3i tay, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh ph\u1ee9c t\u1ea1p. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac ch\u1ee9c n\u0103ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> tr\u00ean m\u00e1y t\u00ednh c\u1ea7m tay tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c. Trong b\u00e0i vi\u1ebft n\u00e0y, Tiki s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft cho b\u1ea1n c\u00e1ch s\u1eed d\u1ee5ng ph\u00edm <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 t\u00ecm x tr\u00ean c\u00e1c d\u00f2ng m\u00e1y t\u00ednh khoa h\u1ecdc ph\u1ed5 bi\u1ebfn v\u1edbi \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u01b0\u1edbc nh\u00e9.<\/span><\/p>\n<h2><b><i>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/i><\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">Ch\u1ee9c n\u0103ng SOLVE tr\u00ean m\u00e1y t\u00ednh c\u1ea7m tay gi\u00fap gi\u1ea3i nhanh ph\u01b0\u01a1ng tr\u00ecnh m\u1ed9t \u1ea9n, ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ki\u1ec3m tra k\u1ebft qu\u1ea3 thi c\u1eed hi\u1ec7u qu\u1ea3.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">Quy tr\u00ecnh t\u00ecm x: Nh\u1eadp ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5m SHIFT + CALC, nh\u1eadp gi\u00e1 tr\u1ecb d\u00f2 ban \u0111\u1ea7u v\u00e0 x\u00e1c nh\u1eadn nghi\u1ec7m \u0111\u00fang khi L-R=0.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">\u0110\u1ec3 t\u00ecm nhi\u1ec1u nghi\u1ec7m c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea1n c\u1ea7n thay \u0111\u1ed5i gi\u00e1 tr\u1ecb d\u00f2 nghi\u1ec7m ban \u0111\u1ea7u (Solve for X) \u1edf m\u1ed7i l\u1ea7n gi\u1ea3i kh\u00e1c nhau.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">L\u1ed7i \u201cCan\u2019t Solve\u201d c\u00f3 th\u1ec3 do ph\u01b0\u01a1ng tr\u00ecnh v\u00f4 nghi\u1ec7m ho\u1eb7c gi\u00e1 tr\u1ecb d\u00f2 qu\u00e1 xa; h\u00e3y th\u1eed l\u1ea1i v\u1edbi m\u1ed9t s\u1ed1 kh\u00e1c nh\u01b0 0, 100.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">C\u00e1c d\u00f2ng m\u00e1y Casio fx-580VNX, fx-880BTG hay Vinacal 680EX Plus l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn, \u0111\u01b0\u1ee3c ph\u00e9p mang v\u00e0o ph\u00f2ng thi v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng SOLVE m\u1ea1nh m\u1ebd.<\/span><\/i><\/li>\n<\/ul>\n<h2><b>1. Ph\u00edm SOLVE l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao ph\u00edm SOLVE l\u1ea1i quan tr\u1ecdng?<\/b><\/h2>\n<h3><b>1.1. \u0110\u1ecbnh ngh\u0129a v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u1ee9c n\u0103ng SOLVE<\/b><\/h3>\n<p><b>SOLVE<\/b><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t ch\u1ee9c n\u0103ng t\u00edch h\u1ee3p tr\u00ean h\u1ea7u h\u1ebft c\u00e1c d\u00f2ng <\/span><a href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc\/c1922\"><span style=\"font-weight: 400;\">m\u00e1y t\u00ednh khoa h\u1ecdc<\/span><\/a><span style=\"font-weight: 400;\">, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng gi\u1ea3i nhanh c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh m\u1ed9t \u1ea9n s\u1ed1. Ch\u1ee9c n\u0103ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean ph\u01b0\u01a1ng ph\u00e1p l\u1eb7p Newton-Raphson, m\u1ed9t thu\u1eadt to\u00e1n t\u00ecm nghi\u1ec7m x\u1ea5p x\u1ec9 hi\u1ec7u qu\u1ea3. Thay v\u00ec ph\u1ea3i bi\u1ebfn \u0111\u1ed5i v\u00e0 gi\u1ea3i th\u1ee7 c\u00f4ng, b\u1ea1n ch\u1ec9 c\u1ea7n nh\u1eadp nguy\u00ean v\u0103n ph\u01b0\u01a1ng tr\u00ecnh, m\u00e1y t\u00ednh s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u00ecm ra m\u1ed9t gi\u00e1 tr\u1ecb c\u1ee7a <\/span><span style=\"font-weight: 400;\">X<\/span><span style=\"font-weight: 400;\"> th\u1ecfa m\u00e3n ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nguy\u00ean l\u00fd c\u01a1 b\u1ea3n l\u00e0 m\u00e1y t\u00ednh s\u1ebd th\u1eed m\u1ed9t gi\u00e1 tr\u1ecb ban \u0111\u1ea7u (do b\u1ea1n cung c\u1ea5p ho\u1eb7c m\u00e1y t\u1ef1 ch\u1ecdn) r\u1ed3i li\u00ean t\u1ee5c t\u00ednh to\u00e1n \u0111\u1ec3 t\u00ecm ra m\u1ed9t gi\u00e1 tr\u1ecb <\/span><span style=\"font-weight: 400;\">X<\/span><span style=\"font-weight: 400;\"> sao cho hai v\u1ebf c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh g\u1ea7n b\u1eb1ng nhau nh\u1ea5t (hi\u1ec7u s\u1ed1 gi\u1eefa 2 gi\u00e1 tr\u1ecb ti\u1ebfn v\u1ec1 0).<\/span><\/p>\n<h3><b>1.2. T\u1ea7m quan tr\u1ecdng c\u1ee7a ch\u1ee9c n\u0103ng SOLVE v\u1edbi h\u1ecdc sinh, sinh vi\u00ean<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ch\u1ee9c n\u0103ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 \u0111\u1eafc l\u1ef1c trong h\u1ecdc t\u1eadp v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c k\u1ef3 thi.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ti\u1ebft ki\u1ec7m th\u1eddi gian:<\/b><span style=\"font-weight: 400;\"> \u0110\u1ed1i v\u1edbi c\u00e1c b\u00e0i thi tr\u1eafc nghi\u1ec7m, t\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> gi\u00fap t\u00ecm nghi\u1ec7m g\u1ea7n nh\u01b0 t\u1ee9c th\u00ec, cho ph\u00e9p b\u1ea1n d\u00e0nh th\u1eddi gian cho c\u00e1c c\u00e2u h\u1ecfi ph\u1ee9c t\u1ea1p h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ki\u1ec3m tra k\u1ebft qu\u1ea3:<\/b><span style=\"font-weight: 400;\"> Sau khi gi\u1ea3i m\u1ed9t b\u00e0i to\u00e1n b\u1eb1ng tay, s\u1eed d\u1ee5ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> l\u00e0 c\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 ki\u1ec3m tra l\u1ea1i \u0111\u00e1p \u00e1n, \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 tr\u00e1nh c\u00e1c sai s\u00f3t kh\u00f4ng \u0111\u00e1ng c\u00f3.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Gi\u1ea3i c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh ph\u1ee9c t\u1ea1p:<\/b><span style=\"font-weight: 400;\"> V\u1edbi nh\u1eefng ph\u01b0\u01a1ng tr\u00ecnh ch\u1ee9a logarit, m\u0169, hay c\u00e1c h\u00e0m l\u01b0\u1ee3ng gi\u00e1c ph\u1ee9c t\u1ea1p, vi\u1ec7c bi\u1ebfn \u0111\u1ed5i th\u1ee7 c\u00f4ng r\u1ea5t t\u1ed1n th\u1eddi gian v\u00e0 d\u1ec5 nh\u1ea7m l\u1eabn. <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> gi\u00fap x\u1eed l\u00fd c\u00e1c d\u1ea1ng to\u00e1n n\u00e0y m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00ecm nghi\u1ec7m g\u1ea7n \u0111\u00fang:<\/b><span style=\"font-weight: 400;\"> Trong nhi\u1ec1u b\u00e0i to\u00e1n V\u1eadt l\u00fd, H\u00f3a h\u1ecdc, \u0111\u00f4i khi b\u1ea1n ch\u1ec9 c\u1ea7n m\u1ed9t gi\u00e1 tr\u1ecb nghi\u1ec7m x\u1ea5p x\u1ec9. <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> ho\u00e0n th\u00e0nh xu\u1ea5t s\u1eafc nhi\u1ec7m v\u1ee5 n\u00e0y m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u c\u00e1c b\u01b0\u1edbc gi\u1ea3i t\u00edch ph\u1ee9c t\u1ea1p.<\/span><\/li>\n<\/ul>\n<h2><b>2. H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ecm x tr\u00ean m\u00e1y t\u00ednh Casio fx-580VNX chi ti\u1ebft<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc chi ti\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh <\/span><span style=\"font-weight: 400;\">2X\u00b3 + 3X\u00b2 &#8211; 5X + 7 = 10<\/span><span style=\"font-weight: 400;\"> b\u1eb1ng ph\u00edm <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> tr\u00ean d\u00f2ng m\u00e1y <\/span><b>Casio fx-580VNX<\/b><span style=\"font-weight: 400;\">. \u0110\u00e2y l\u00e0 d\u00f2ng m\u00e1y t\u00ednh khoa h\u1ecdc ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u01b0\u1ee3c tin d\u00f9ng, \u0111\u01b0\u1ee3c ph\u00e9p mang v\u00e0o ph\u00f2ng thi theo quy \u0111\u1ecbnh c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c v\u00e0 \u0110\u00e0o t\u1ea1o.<\/span><\/p>\n<h3><b>2.1. B\u01b0\u1edbc 1: Nh\u1eadp ph\u01b0\u01a1ng tr\u00ecnh c\u1ea7n gi\u1ea3i v\u00e0o m\u00e1y t\u00ednh<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea7u ti\u00ean, b\u1ea1n c\u1ea7n nh\u1eadp ch\u00ednh x\u00e1c ph\u01b0\u01a1ng tr\u00ecnh v\u00e0o m\u00e1y. S\u1eed d\u1ee5ng c\u00e1c ph\u00edm s\u1ed1 v\u00e0 ph\u00edm ch\u1eef <\/span><span style=\"font-weight: 400;\">X<\/span><span style=\"font-weight: 400;\"> (nh\u1ea5n <\/span><b>ALPHA<\/b><span style=\"font-weight: 400;\"> + ph\u00edm <\/span><span style=\"font-weight: 400;\">)<\/span><span style=\"font-weight: 400;\">) \u0111\u1ec3 nh\u1eadp bi\u1ec3u th\u1ee9c. \u0110\u1ec3 nh\u1eadp d\u1ea5u b\u1eb1ng <\/span><span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\">, b\u1ea1n c\u1ea7n nh\u1ea5n t\u1ed5 h\u1ee3p ph\u00edm <\/span><b>ALPHA<\/b><span style=\"font-weight: 400;\"> + <\/span><b>CALC<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L\u00fac n\u00e0y, tr\u00ean m\u00e0n h\u00ecnh s\u1ebd hi\u1ec3n th\u1ecb ch\u00ednh x\u00e1c bi\u1ec3u th\u1ee9c: <\/span><span style=\"font-weight: 400;\">2X\u00b3 + 3X\u00b2 &#8211; 5X + 7 = 10<\/span><span style=\"font-weight: 400;\">. B\u1ea1n h\u00e3y ki\u1ec3m tra l\u1ea1i m\u1ed9t l\u1ea7n n\u1eefa \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00e3 nh\u1eadp \u0111\u00fang t\u1eebng k\u00fd t\u1ef1 v\u00e0 ph\u00e9p to\u00e1n.<\/span><\/p>\n<h3><b>2.2. B\u01b0\u1edbc 2: K\u00edch ho\u1ea1t ch\u1ee9c n\u0103ng SOLVE \u0111\u1ec3 b\u1eaft \u0111\u1ea7u t\u00ecm nghi\u1ec7m<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Sau khi \u0111\u00e3 nh\u1eadp xong ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea1n nh\u1ea5n t\u1ed5 h\u1ee3p ph\u00edm <\/span><b>SHIFT<\/b><span style=\"font-weight: 400;\"> (ph\u00edm ch\u1ee9c n\u0103ng ph\u1ee5 m\u00e0u v\u00e0ng) + <\/span><b>CALC<\/b><span style=\"font-weight: 400;\"> (ph\u00edm c\u00f3 ch\u1eef SOLVE m\u00e0u v\u00e0ng \u0111\u01b0\u1ee3c in ph\u00eda tr\u00ean). Thao t\u00e1c n\u00e0y s\u1ebd ra l\u1ec7nh cho m\u00e1y t\u00ednh b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh b\u1ea1n v\u1eeba nh\u1eadp.<\/span><\/p>\n<h3><b>2.3. B\u01b0\u1edbc 3: Nh\u1eadp gi\u00e1 tr\u1ecb ban \u0111\u1ea7u cho X (Solve for X)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u00e1y t\u00ednh s\u1ebd hi\u1ec3n th\u1ecb d\u00f2ng ch\u1eef <\/span><span style=\"font-weight: 400;\">Solve for X<\/span><span style=\"font-weight: 400;\"> k\u00e8m theo m\u1ed9t gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc \u201cg\u1ee3i \u00fd\u201d \u0111\u1ec3 m\u00e1y t\u00ednh b\u1eaft \u0111\u1ea7u d\u00f2 nghi\u1ec7m t\u1eeb m\u1ed9t \u0111i\u1ec3m nh\u1ea5t \u0111\u1ecbnh. Gi\u00e1 tr\u1ecb n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nghi\u1ec7m m\u00e0 m\u00e1y s\u1ebd t\u00ecm ra n\u1ebfu ph\u01b0\u01a1ng tr\u00ecnh c\u00f3 nhi\u1ec1u nghi\u1ec7m.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 t\u00ecm nghi\u1ec7m d\u01b0\u01a1ng, b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadp m\u1ed9t s\u1ed1 d\u01b0\u01a1ng (v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">5<\/span><span style=\"font-weight: 400;\">) r\u1ed3i nh\u1ea5n <\/span><span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\">. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ec3 t\u00ecm nghi\u1ec7m \u00e2m, h\u00e3y nh\u1eadp m\u1ed9t s\u1ed1 \u00e2m (v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">-5<\/span><span style=\"font-weight: 400;\">) r\u1ed3i nh\u1ea5n <\/span><span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\">. N\u1ebfu kh\u00f4ng ch\u1eafc ch\u1eafn, b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadp <\/span><span style=\"font-weight: 400;\">0<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><b>2.4. B\u01b0\u1edbc 4: \u0110\u1ecdc v\u00e0 x\u00e1c nh\u1eadn k\u1ebft qu\u1ea3 nghi\u1ec7m<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u00e1y t\u00ednh s\u1ebd m\u1ea5t v\u00e0i gi\u00e2y \u0111\u1ec3 x\u1eed l\u00fd v\u00e0 hi\u1ec3n th\u1ecb k\u1ebft qu\u1ea3. M\u00e0n h\u00ecnh s\u1ebd hi\u1ec7n nghi\u1ec7m t\u00ecm \u0111\u01b0\u1ee3c, v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">X = 1.151&#8230;<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Quan tr\u1ecdng nh\u1ea5t l\u00e0 b\u1ea1n c\u1ea7n ki\u1ec3m tra d\u00f2ng <\/span><span style=\"font-weight: 400;\">L-R = 0<\/span><span style=\"font-weight: 400;\"> ph\u00eda d\u01b0\u1edbi. D\u00f2ng n\u00e0y x\u00e1c nh\u1eadn r\u1eb1ng gi\u00e1 tr\u1ecb <\/span><span style=\"font-weight: 400;\">X<\/span><span style=\"font-weight: 400;\"> m\u00e0 m\u00e1y t\u00ecm \u0111\u01b0\u1ee3c ch\u00ednh l\u00e0 nghi\u1ec7m \u0111\u00fang c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh (V\u1ebf tr\u00e1i \u2013 V\u1ebf ph\u1ea3i = 0). N\u1ebfu <\/span><span style=\"font-weight: 400;\">L-R<\/span><span style=\"font-weight: 400;\"> kh\u00e1c 0, k\u1ebft qu\u1ea3 ch\u1ec9 l\u00e0 x\u1ea5p x\u1ec9.<\/span><\/p>\n<h2><b>3. M\u1eb9o t\u00ecm nhi\u1ec1u nghi\u1ec7m c\u1ee7a m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh b\u1eb1ng ph\u00edm SOLVE<\/b><\/h2>\n<h3><b>3.1. Hi\u1ec3u c\u01a1 ch\u1ebf d\u00f2 nghi\u1ec7m c\u1ee7a m\u00e1y t\u00ednh<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u00e1y t\u00ednh s\u1ebd t\u00ecm nghi\u1ec7m g\u1ea7n nh\u1ea5t v\u1edbi gi\u00e1 tr\u1ecb b\u1ea1n nh\u1eadp \u1edf m\u1ee5c \u201cSolve for X\u201d. V\u00ed d\u1ee5, n\u1ebfu ph\u01b0\u01a1ng tr\u00ecnh c\u00f3 hai nghi\u1ec7m l\u00e0 <\/span><span style=\"font-weight: 400;\">-10<\/span><span style=\"font-weight: 400;\"> v\u00e0 <\/span><span style=\"font-weight: 400;\">8<\/span><span style=\"font-weight: 400;\">, khi b\u1ea1n nh\u1eadp <\/span><span style=\"font-weight: 400;\">Solve for X = 0<\/span><span style=\"font-weight: 400;\">, m\u00e1y s\u1ebd d\u00f2 ra nghi\u1ec7m <\/span><span style=\"font-weight: 400;\">8<\/span><span style=\"font-weight: 400;\"> v\u00ec gi\u00e1 tr\u1ecb n\u00e0y g\u1ea7n 0 h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, khi b\u1ea1n nh\u1eadp <\/span><span style=\"font-weight: 400;\">Solve for X = -20<\/span><span style=\"font-weight: 400;\">, m\u00e1y s\u1ebd d\u00f2 ra nghi\u1ec7m <\/span><span style=\"font-weight: 400;\">-10<\/span><span style=\"font-weight: 400;\">. Vi\u1ec7c hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd n\u00e0y l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 t\u00ecm h\u1ebft c\u00e1c nghi\u1ec7m.<\/span><\/p>\n<h3><b>3.2. Ph\u01b0\u01a1ng ph\u00e1p 1: Thay \u0111\u1ed5i gi\u00e1 tr\u1ecb d\u00f2 nghi\u1ec7m ban \u0111\u1ea7u<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t. Sau khi t\u00ecm \u0111\u01b0\u1ee3c m\u1ed9t nghi\u1ec7m (v\u00ed d\u1ee5 <\/span><span style=\"font-weight: 400;\">X\u2081<\/span><span style=\"font-weight: 400;\">), b\u1ea1n l\u1eb7p l\u1ea1i t\u1eeb B\u01b0\u1edbc 2 (nh\u1ea5n <\/span><b>SHIFT<\/b><span style=\"font-weight: 400;\"> + <\/span><b>CALC<\/b><span style=\"font-weight: 400;\">) v\u00e0 nh\u1eadp m\u1ed9t gi\u00e1 tr\u1ecb <\/span><span style=\"font-weight: 400;\">Solve for X<\/span><span style=\"font-weight: 400;\"> kh\u00e1c, c\u00e1ch xa nghi\u1ec7m v\u1eeba t\u00ecm \u0111\u01b0\u1ee3c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5, n\u1ebfu \u0111\u00e3 t\u00ecm ra nghi\u1ec7m <\/span><span style=\"font-weight: 400;\">X = 1.15<\/span><span style=\"font-weight: 400;\">, l\u1ea7n ti\u1ebfp theo h\u00e3y th\u1eed nh\u1eadp <\/span><span style=\"font-weight: 400;\">Solve for X = -10<\/span><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><span style=\"font-weight: 400;\">Solve for X = 100<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 m\u00e1y d\u00f2 nghi\u1ec7m \u1edf c\u00e1c kho\u1ea3ng gi\u00e1 tr\u1ecb kh\u00e1c.<\/span><\/p>\n<h3><b>3.3. Ph\u01b0\u01a1ng ph\u00e1p 2: S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p chia \u0111a th\u1ee9c (n\u00e2ng cao)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Sau khi t\u00ecm \u0111\u01b0\u1ee3c nghi\u1ec7m <\/span><span style=\"font-weight: 400;\">X\u2081<\/span><span style=\"font-weight: 400;\">, b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm nghi\u1ec7m ti\u1ebfp theo b\u1eb1ng c\u00e1ch gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh m\u1edbi: <\/span><span style=\"font-weight: 400;\">(Ph\u01b0\u01a1ng tr\u00ecnh ban \u0111\u1ea7u) \/ (X &#8211; X\u2081) = 0<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5, v\u1edbi ph\u01b0\u01a1ng tr\u00ecnh <\/span><span style=\"font-weight: 400;\">X\u00b2 &#8211; 3X + 2 = 0<\/span><span style=\"font-weight: 400;\">, sau khi t\u00ecm \u0111\u01b0\u1ee3c nghi\u1ec7m <\/span><span style=\"font-weight: 400;\">X = 1<\/span><span style=\"font-weight: 400;\">, b\u1ea1n b\u1ea5m m\u00e1y gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh <\/span><span style=\"font-weight: 400;\">(X\u00b2 &#8211; 3X + 2) \/ (X &#8211; 1) = 0<\/span><span style=\"font-weight: 400;\">, m\u00e1y s\u1ebd tr\u1ea3 v\u1ec1 nghi\u1ec7m c\u00f2n l\u1ea1i l\u00e0 <\/span><span style=\"font-weight: 400;\">X = 2<\/span><span style=\"font-weight: 400;\">. Tuy nhi\u00ean, c\u00e1ch n\u00e0y kh\u00e1 ph\u1ee9c t\u1ea1p v\u00e0 d\u1ec5 g\u00e2y l\u1ed7i <\/span><span style=\"font-weight: 400;\">Math ERROR<\/span><span style=\"font-weight: 400;\"> n\u1ebfu nghi\u1ec7m l\u00e0 s\u1ed1 v\u00f4 t\u1ec9 ho\u1eb7c ph\u01b0\u01a1ng tr\u00ecnh ph\u1ee9c t\u1ea1p.<\/span><\/p>\n<h2><b>4. C\u00e1ch b\u1ea5m t\u00ecm x tr\u00ean c\u00e1c d\u00f2ng m\u00e1y t\u00ednh ph\u1ed5 bi\u1ebfn kh\u00e1c<\/b><\/h2>\n<h3><b>4.1. Tr\u00ean m\u00e1y t\u00ednh Casio fx-570VN PLUS<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00e1c b\u01b0\u1edbc nh\u1eadp ph\u01b0\u01a1ng tr\u00ecnh v\u00e0 b\u1ea5m <\/span><b>SHIFT<\/b><span style=\"font-weight: 400;\"> + <\/span><b>CALC<\/b><span style=\"font-weight: 400;\"> tr\u00ean <\/span><b>Casio fx-570VN PLUS<\/b><span style=\"font-weight: 400;\"> ho\u00e0n to\u00e0n gi\u1ed1ng v\u1edbi <\/span><b>Casio fx-580VNX<\/b><span style=\"font-weight: 400;\">. M\u1eb7c d\u00f9 giao di\u1ec7n hi\u1ec3n th\u1ecb c\u00f3 th\u1ec3 k\u00e9m s\u1eafc n\u00e9t h\u01a1n v\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd ch\u1eadm h\u01a1n m\u1ed9t ch\u00fat, nh\u01b0ng quy tr\u00ecnh th\u1ef1c hi\u1ec7n v\u00e0 k\u1ebft qu\u1ea3 nh\u1eadn \u0111\u01b0\u1ee3c l\u00e0 nh\u01b0 nhau. \u0110\u00e2y v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng d\u1ee5ng c\u1ee5 h\u1ecdc t\u1eadp \u0111\u00e1ng tin c\u1eady v\u00e0 quen thu\u1ed9c v\u1edbi nhi\u1ec1u th\u1ebf h\u1ec7 h\u1ecdc sinh.<\/span><\/p>\n<h3><b>4.2. Tr\u00ean m\u00e1y t\u00ednh Vinacal 680EX Plus<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Thao t\u00e1c tr\u00ean m\u00e1y <\/span><a href=\"https:\/\/tiki.vn\/thuong-hieu\/vinacal.html\"><span style=\"font-weight: 400;\">Vinacal<\/span><\/a><span style=\"font-weight: 400;\"> c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 <\/span><a href=\"https:\/\/tiki.vn\/thuong-hieu\/casio.html\"><span style=\"font-weight: 400;\">Casio<\/span><\/a><span style=\"font-weight: 400;\">. B\u1ea1n nh\u1eadp ph\u01b0\u01a1ng tr\u00ecnh, sau \u0111\u00f3 nh\u1ea5n <\/span><b>SHIFT<\/b><span style=\"font-weight: 400;\"> + <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> (t\u00edch h\u1ee3p tr\u00ean ph\u00edm <\/span><b>CALC<\/b><span style=\"font-weight: 400;\">). Giao di\u1ec7n v\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd c\u1ee7a <\/span><b>Vinacal 680EX Plus<\/b><span style=\"font-weight: 400;\"> r\u1ea5t t\u1ed1t, \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c d\u00f2ng m\u00e1y c\u1ee7a <\/span><b>Casio<\/b><span style=\"font-weight: 400;\">, l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn thay th\u1ebf \u0111\u00e1ng c\u00e2n nh\u1eafc cho nh\u1eefng ai mu\u1ed1n tr\u1ea3i nghi\u1ec7m th\u00eam c\u00e1c t\u00ednh n\u0103ng m\u1edbi.<\/span><\/p>\n<h3><b>4.3. Tr\u00ean m\u00e1y t\u00ednh Casio fx-880BTG<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 d\u00f2ng m\u00e1y th\u1ebf h\u1ec7 m\u1edbi nh\u1ea5t c\u1ee7a <\/span><b>Casio<\/b><span style=\"font-weight: 400;\"> t\u1ea1i Vi\u1ec7t Nam, v\u1edbi giao di\u1ec7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf l\u1ea1i ho\u00e0n to\u00e0n tr\u1ef1c quan h\u01a1n v\u00e0 c\u00f3 c\u00e1ch t\u00ecm x kh\u00e1 kh\u00e1c bi\u1ec7t, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c b\u01b0\u1edbc d\u01b0\u1edbi \u0111\u00e2y:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 1<\/b><span style=\"font-weight: 400;\">: B\u1ea5m ph\u00edm HOME, d\u00f9ng ph\u00edm \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ec3 ch\u1ecdn m\u1ee5c Equation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 2<\/b><span style=\"font-weight: 400;\">: Ch\u1ecdn SOLVER v\u00e0 nh\u1ea5n OK \u0111\u1ec3 m\u1edf m\u00e0n h\u00ecnh nh\u1eadp li\u1ec7u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 3<\/b><span style=\"font-weight: 400;\">: Nh\u1eadp ch\u00ednh x\u00e1c ph\u01b0\u01a1ng tr\u00ecnh c\u1ea7n gi\u1ea3i, sau \u0111\u00f3 nh\u1ea5n ph\u00edm EXE \u0111\u1ec3 m\u00e1y t\u00ednh ghi nh\u1eadn ph\u01b0\u01a1ng tr\u00ecnh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 4<\/b><span style=\"font-weight: 400;\">: T\u1ea1i m\u00e0n h\u00ecnh Solver Target, nh\u1ea5n OK \u0111\u1ec3 x\u00e1c nh\u1eadn bi\u1ebfn c\u1ea7n t\u00ecm (x), sau \u0111\u00f3 nh\u1eadp m\u1ed9t gi\u00e1 tr\u1ecb ban \u0111\u1ea7u cho bi\u1ebfn.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 5<\/b><span style=\"font-weight: 400;\">: Ch\u1ecdn Execute v\u00e0 nh\u1ea5n EXE \u0111\u1ec3 m\u00e1y t\u00ednh hi\u1ec3n th\u1ecb k\u1ebft qu\u1ea3 nghi\u1ec7m.<\/span><\/li>\n<\/ul>\n<h2><b>5. Kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi t\u00ecm x tr\u00ean m\u00e1y t\u00ednh<\/b><\/h2>\n<h3><b>5.1. L\u1ed7i c\u00fa ph\u00e1p (Syntax ERROR)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u1ed7i n\u00e0y x\u1ea3y ra khi b\u1ea1n nh\u1eadp sai c\u1ea5u tr\u00fac c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh, v\u00ed d\u1ee5 nh\u01b0 thi\u1ebfu d\u1ea5u ngo\u1eb7c, c\u00f3 hai d\u1ea5u ph\u00e9p t\u00ednh c\u1ea1nh nhau (<\/span><span style=\"font-weight: 400;\">++<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">*\/<\/span><span style=\"font-weight: 400;\">), ho\u1eb7c sai c\u00fa ph\u00e1p c\u1ee7a m\u1ed9t h\u00e0m to\u00e1n h\u1ecdc. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, b\u1ea1n ch\u1ec9 c\u1ea7n nh\u1ea5n ph\u00edm m\u0169i t\u00ean tr\u00e1i ho\u1eb7c ph\u1ea3i \u0111\u1ec3 di chuy\u1ec3n con tr\u1ecf \u0111\u1ebfn v\u1ecb tr\u00ed b\u1ecb sai tr\u00ean bi\u1ec3u th\u1ee9c v\u00e0 s\u1eeda l\u1ea1i cho \u0111\u00fang.<\/span><\/p>\n<h3><b>5.2. L\u1ed7i kh\u00f4ng gi\u1ea3i \u0111\u01b0\u1ee3c (Can\u2019t Solve)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u1ed7i n\u00e0y xu\u1ea5t hi\u1ec7n khi ph\u01b0\u01a1ng tr\u00ecnh v\u00f4 nghi\u1ec7m, ho\u1eb7c gi\u00e1 tr\u1ecb \u201cSolve for X\u201d b\u1ea1n nh\u1eadp qu\u00e1 xa v\u00f9ng c\u00f3 nghi\u1ec7m khi\u1ebfn thu\u1eadt to\u00e1n c\u1ee7a m\u00e1y kh\u00f4ng th\u1ec3 h\u1ed9i t\u1ee5. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, h\u00e3y th\u1eed l\u1ea1i v\u1edbi c\u00e1c gi\u00e1 tr\u1ecb \u201cSolve for X\u201d kh\u00e1c nhau (v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">0<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">100<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">-100<\/span><span style=\"font-weight: 400;\">). N\u1ebfu m\u00e1y v\u1eabn b\u00e1o l\u1ed7i sau nhi\u1ec1u l\u1ea7n th\u1eed, kh\u1ea3 n\u0103ng cao ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3 v\u00f4 nghi\u1ec7m.<\/span><\/p>\n<h3><b>5.3. L\u1ed7i bi\u1ebfn s\u1ed1 (Variable ERROR)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u1ed7i n\u00e0y x\u1ea3y ra khi b\u1ea1n s\u1eed d\u1ee5ng nhi\u1ec1u h\u01a1n m\u1ed9t bi\u1ebfn (v\u00ed d\u1ee5 v\u1eeba c\u00f3 X, v\u1eeba c\u00f3 Y) trong m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh nh\u01b0ng l\u1ea1i d\u00f9ng ch\u1ee9c n\u0103ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> ch\u1ec9 d\u00e0nh cho ph\u01b0\u01a1ng tr\u00ecnh m\u1ed9t \u1ea9n. C\u00e1ch kh\u1eafc ph\u1ee5c r\u1ea5t \u0111\u01a1n gi\u1ea3n: B\u1ea1n c\u1ea7n ki\u1ec3m tra l\u1ea1i to\u00e0n b\u1ed9 ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00e3 nh\u1eadp v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n ch\u1ec9 s\u1eed d\u1ee5ng duy nh\u1ea5t bi\u1ebfn <\/span><span style=\"font-weight: 400;\">X<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><b>6. Top m\u00e1y t\u00ednh c\u1ea7m tay c\u00f3 ch\u1ee9c n\u0103ng SOLVE m\u1ea1nh m\u1ebd cho h\u1ecdc sinh, sinh vi\u00ean 2025<\/b><\/h2>\n<h3><b>6.1. M\u00e1y t\u00ednh Casio FX-580VN X<\/b><\/h3>\n<p><a href=\"https:\/\/tiki.vn\/may-tinh-casio-fx580vn-x-p104769768.html\"><span style=\"font-weight: 400;\">Casio FX-580VN X<\/span><\/a><span style=\"font-weight: 400;\"> \u0111\u01b0\u1ee3c xem l\u00e0 d\u00f2ng m\u00e1y \u201cqu\u1ed1c d\u00e2n\u201d v\u1edbi t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd nhanh g\u1ea5p nhi\u1ec1u l\u1ea7n c\u00e1c th\u1ebf h\u1ec7 tr\u01b0\u1edbc. M\u00e0n h\u00ecnh \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao hi\u1ec3n th\u1ecb r\u00f5 n\u00e9t nh\u01b0 s\u00e1ch gi\u00e1o khoa v\u00e0 h\u1ed7 tr\u1ee3 \u0111\u1ebfn 521 t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd. Ch\u1ee9c n\u0103ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> tr\u00ean model n\u00e0y ho\u1ea1t \u0111\u1ed9ng r\u1ea5t m\u01b0\u1ee3t m\u00e0 v\u00e0 ch\u00ednh x\u00e1c. S\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p nh\u1ea5t cho h\u1ecdc sinh c\u1ea5p 3 v\u00e0 sinh vi\u00ean c\u00e1c kh\u1ed1i ng\u00e0nh k\u1ef9 thu\u1eadt, kinh t\u1ebf.<\/span><\/p>\n<h3><b>6.2. M\u00e1y t\u00ednh Casio FX-570VN Plus<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u00e0 phi\u00ean b\u1ea3n ti\u1ec1n nhi\u1ec7m c\u1ee7a <\/span><b>580VNX<\/b><span style=\"font-weight: 400;\">, d\u00f2ng m\u00e1y <\/span><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\"><span style=\"font-weight: 400;\">Casio FX-570VN Plus<\/span><\/a><span style=\"font-weight: 400;\"> n\u00e0y v\u1eabn r\u1ea5t m\u1ea1nh m\u1ebd v\u1edbi 453 t\u00ednh n\u0103ng, \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 nhu c\u1ea7u h\u1ecdc t\u1eadp v\u00e0 thi c\u1eed c\u01a1 b\u1ea3n. V\u1edbi gi\u00e1 th\u00e0nh h\u1ee3p l\u00fd h\u01a1n, \u0111\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho h\u1ecdc sinh c\u1ea5p 2 v\u00e0 c\u1ea5p 3 kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u qu\u00e1 cao v\u1ec1 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd hay c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao nh\u01b0 ma tr\u1eadn 4\u00d74, vector.<\/span><\/p>\n<h3><b>6.3. M\u00e1y t\u00ednh Vinacal 680EX Plus<\/b><\/h3>\n<p><a href=\"https:\/\/tiki.vn\/may-tinh-vinacal-680ex-plus-mau-hong-p276031379.html\"><span style=\"font-weight: 400;\">Vinacal 680EX Plus<\/span><\/a><span style=\"font-weight: 400;\"> l\u00e0 \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh tr\u1ef1c ti\u1ebfp c\u1ee7a <\/span><b>Casio 580VNX<\/b><span style=\"font-weight: 400;\">. M\u00e1y c\u00f3 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd nhanh, b\u1ed5 sung m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng chuy\u00ean bi\u1ec7t m\u00e0 <\/span><b>Casio<\/b><span style=\"font-weight: 400;\"> kh\u00f4ng c\u00f3 nh\u01b0 t\u00ecm gi\u1edbi h\u1ea1n (LIMIT), l\u01b0u nghi\u1ec7m tr\u1ef1c ti\u1ebfp trong b\u1ed9 nh\u1edb. S\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n tr\u1ea3i nghi\u1ec7m c\u00e1c t\u00ednh n\u0103ng m\u1edbi ngo\u00e0i c\u00e1c d\u00f2ng m\u00e1y <\/span><b>Casio<\/b><span style=\"font-weight: 400;\"> truy\u1ec1n th\u1ed1ng.<\/span><\/p>\n<h3><b>6.4. M\u00e1y t\u00ednh Casio FX-880BTG<\/b><\/h3>\n<p><a href=\"https:\/\/tiki.vn\/may-tinh-casio-fx-880btg-mau-xam-p195357782.html\"><span style=\"font-weight: 400;\">Casio FX-880BTG<\/span><\/a><span style=\"font-weight: 400;\"> l\u00e0 d\u00f2ng m\u00e1y t\u00ednh khoa h\u1ecdc th\u1ebf h\u1ec7 m\u1edbi nh\u1ea5t c\u1ee7a <\/span><b>Casio<\/b><span style=\"font-weight: 400;\">, n\u1ed5i b\u1eadt v\u1edbi giao di\u1ec7n tr\u1ef1c quan v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i v\u1edbi \u0111i\u1ec7n tho\u1ea1i th\u00f4ng qua QR Code \u0111\u1ec3 v\u1ebd \u0111\u1ed3 th\u1ecb. T\u1ed1c \u0111\u1ed9 gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh v\u00e0 ch\u1ee9c n\u0103ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3, l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho h\u1ecdc sinh, sinh vi\u00ean y\u00eau c\u00f4ng ngh\u1ec7, mu\u1ed1n s\u1eed d\u1ee5ng nh\u1eefng t\u00ednh n\u0103ng ti\u00ean ti\u1ebfn nh\u1ea5t trong h\u1ecdc t\u1eadp.<\/span><\/p>\n<h3><b>6.5. M\u00e1y t\u00ednh Sharp EL-W535SA-BK<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u01b0\u01a1ng hi\u1ec7u <\/span><b>Sharp<\/b><span style=\"font-weight: 400;\"> c\u0169ng l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady v\u1edbi model <\/span><b>EL-W535SA-BK<\/b><span style=\"font-weight: 400;\">. M\u00e1y c\u00f3 422 t\u00ednh n\u0103ng, m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb 4 d\u00f2ng v\u00e0 ch\u1ee9c n\u0103ng <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. \u0110i\u1ec3m m\u1ea1nh c\u1ee7a m\u00e1y l\u00e0 \u0111\u1ed9 b\u1ec1n v\u00e0 thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng \u00e1n thay th\u1ebf t\u1ed1t trong c\u00f9ng ph\u00e2n kh\u00fac, mang \u0111\u1ebfn s\u1ef1 \u0111a d\u1ea1ng trong l\u1ef1a ch\u1ecdn cho ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<h2><b>7. B\u1ea3ng so s\u00e1nh nhanh c\u00e1c d\u00f2ng m\u00e1y t\u00ednh c\u1ea7m tay ph\u1ed5 bi\u1ebfn<\/b><\/h2>\n<table>\n<tbody>\n<tr>\n<td><b>Ti\u00eau ch\u00ed<\/b><\/td>\n<td><b>Casio FX-580VN X<\/b><\/td>\n<td><b>Casio FX-570VN Plus<\/b><\/td>\n<td><b>Vinacal 680EX Plus<\/b><\/td>\n<td><b>Casio FX-880BTG<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>Th\u01b0\u01a1ng hi\u1ec7u<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Casio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Casio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Vinacal<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Casio<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>S\u1ed1 t\u00ednh n\u0103ng<\/b><\/td>\n<td><span style=\"font-weight: 400;\">521<\/span><\/td>\n<td><span style=\"font-weight: 400;\">453<\/span><\/td>\n<td><span style=\"font-weight: 400;\">555<\/span><\/td>\n<td><span style=\"font-weight: 400;\">500+<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>T\u00ednh n\u0103ng n\u1ed5i b\u1eadt<\/b><\/td>\n<td><span style=\"font-weight: 400;\">T\u1ed1c \u0111\u1ed9 nhanh, m\u00e0n h\u00ecnh n\u00e9t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">B\u1ec1n b\u1ec9, gi\u00e1 t\u1ed1t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u00ecm LIMIT, l\u01b0u nghi\u1ec7m<\/span><\/td>\n<td><span style=\"font-weight: 400;\">K\u1ebft n\u1ed1i QR Code<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>\u0110\u1ed1i t\u01b0\u1ee3ng<\/b><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ecdc sinh c\u1ea5p 3, sinh vi\u00ean<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ecdc sinh c\u1ea5p 2, 3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ecdc sinh c\u1ea5p 3, sinh vi\u00ean<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ecdc sinh, sinh vi\u00ean y\u00eau c\u00f4ng ngh\u1ec7<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Gi\u00e1 tham kh\u1ea3o<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Cao c\u1ea5p<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ph\u1ed5 th\u00f4ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u1ea1nh tranh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Cao c\u1ea5p<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><b>8. Mua m\u00e1y t\u00ednh c\u1ea7m tay ch\u00ednh h\u00e3ng, an t\u00e2m cho m\u1ecdi k\u1ef3 thi t\u1ea1i Tiki<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o m\u00e1y t\u00ednh ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c v\u00e0 \u0111\u01b0\u1ee3c ph\u00e9p s\u1eed d\u1ee5ng trong c\u00e1c k\u1ef3 thi quan tr\u1ecdng, vi\u1ec7c l\u1ef1a ch\u1ecdn n\u01a1i mua uy t\u00edn l\u00e0 v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft. Tiki l\u00e0 \u0111\u1ecba ch\u1ec9 \u0111\u00e1ng tin c\u1eady, mang \u0111\u1ebfn s\u1ef1 an t\u00e2m cho c\u00e1c b\u1ea1n h\u1ecdc sinh, sinh vi\u00ean v\u00e0 ph\u1ee5 huynh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed3ng th\u1eddi, Tiki c\u0169ng ch\u00ednh l\u00e0 \u0111\u1ecba ch\u1ec9 h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 mua m\u00e1y t\u00ednh <\/span><a href=\"https:\/\/tiki.vn\/thuong-hieu\/casio.html\"><span style=\"font-weight: 400;\">Casio<\/span><\/a><span style=\"font-weight: 400;\"> 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:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">100% H\u00e0ng ch\u00ednh h\u00e3ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tiki x\u00e1c th\u1ef1c ngu\u1ed3n g\u1ed1c 100% s\u1ea3n ph\u1ea9m.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c m\u1edf h\u1ed9p ki\u1ec3m tra khi nh\u1eadn h\u00e0ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cam k\u1ebft ho\u00e0n ti\u1ec1n 200% cho h\u00e0ng gi\u1ea3.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed5i tr\u1ea3 d\u1ec5 d\u00e0ng &amp; ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Tham kh\u1ea3o th\u00eam nh\u1eefng quy\u1ec3n s\u00e1ch hay t\u1ea1i nh\u00e0 s\u00e1ch <\/span><a href=\"https:\/\/tiki.vn\/nha-sach-tiki\/c8322\"><span style=\"font-weight: 400;\">Tiki<\/span><\/a><span style=\"font-weight: 400;\"> nh\u00e9!<\/span><\/p>\n<h2><b>9. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/b><\/h2>\n<h3><b>9.1. T\u1ea1i sao k\u1ebft qu\u1ea3 c\u1ee7a t\u00f4i c\u00f3 d\u00f2ng L-R=0?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u quan tr\u1ecdng. <\/span><span style=\"font-weight: 400;\">L-R = 0<\/span><span style=\"font-weight: 400;\"> (vi\u1ebft t\u1eaft c\u1ee7a Left \u2013 Right = 0) c\u00f3 ngh\u0129a l\u00e0 V\u1ebf Tr\u00e1i tr\u1eeb V\u1ebf Ph\u1ea3i b\u1eb1ng 0. \u0110i\u1ec1u n\u00e0y x\u00e1c nh\u1eadn gi\u00e1 tr\u1ecb <\/span><span style=\"font-weight: 400;\">X<\/span><span style=\"font-weight: 400;\"> m\u00e0 m\u00e1y t\u00ednh t\u00ecm \u0111\u01b0\u1ee3c ch\u00ednh l\u00e0 nghi\u1ec7m ch\u00ednh x\u00e1c c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh b\u1ea1n \u0111\u00e3 nh\u1eadp.<\/span><\/p>\n<h3><b>9.2. Ph\u00edm SOLVE c\u00f3 gi\u1ea3i \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng tr\u00ecnh b\u1eadc 2, b\u1eadc 3 kh\u00f4ng?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00f3, <\/span><b>SOLVE<\/b><span style=\"font-weight: 400;\"> c\u00f3 th\u1ec3 t\u00ecm ra m\u1ed9t nghi\u1ec7m c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh b\u1eadc 2, b\u1eadc 3. Tuy nhi\u00ean, \u0111\u1ec3 t\u00ecm \u0111\u1ea7y \u0111\u1ee7 c\u00e1c nghi\u1ec7m, b\u1ea1n n\u00ean s\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng chuy\u00ean d\u1ee5ng <\/span><b>EQUATION (EQN)<\/b><span style=\"font-weight: 400;\">. Tr\u00ean <\/span><b>Casio fx-580VNX<\/b><span style=\"font-weight: 400;\">, b\u1ea1n v\u00e0o <\/span><span style=\"font-weight: 400;\">MENU<\/span><span style=\"font-weight: 400;\"> -&gt; <\/span><span style=\"font-weight: 400;\">9<\/span><span style=\"font-weight: 400;\"> (Ph\u01b0\u01a1ng tr\u00ecnh\/H\u1ec7 PT) \u0111\u1ec3 gi\u1ea3i v\u00e0 t\u00ecm t\u1ea5t c\u1ea3 c\u00e1c nghi\u1ec7m m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/span><\/p>\n<h3><b>9.3. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 reset m\u00e1y t\u00ednh Casio khi b\u1ecb l\u1ed7i?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 \u0111\u01b0a m\u00e1y v\u1ec1 c\u00e0i \u0111\u1eb7t g\u1ed1c khi g\u1eb7p l\u1ed7i, b\u1ea1n nh\u1ea5n t\u1ed5 h\u1ee3p ph\u00edm <\/span><b>SHIFT<\/b><span style=\"font-weight: 400;\"> + <\/span><span style=\"font-weight: 400;\">9<\/span><span style=\"font-weight: 400;\"> (RESET). Sau \u0111\u00f3, b\u1ea1n ch\u1ecdn <\/span><span style=\"font-weight: 400;\">3<\/span><span style=\"font-weight: 400;\"> (Initialize All) v\u00e0 nh\u1ea5n ph\u00edm <\/span><span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 x\u00e1c nh\u1eadn. M\u1ecdi c\u00e0i \u0111\u1eb7t v\u00e0 d\u1eef li\u1ec7u trong b\u1ed9 nh\u1edb t\u1ea1m s\u1ebd \u0111\u01b0\u1ee3c kh\u00f4i ph\u1ee5c v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">        <div class=\"tiki-product-slider\">\n            <div class='tiki-product-slider-title'>Mua ngay s\u00e1ch v\u1ec1 M\u00e1y t\u00ednh casio 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-de-ban-casio-dc-12m-p13379271.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\/36\/fc\/c3\/c572f99670cff141ed6240f53bd01e00.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC-12M\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC-12M\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC-12M<\/h4>\n                    <div class=\"product-info-price\">\n                        330.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">440.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-de-ban-casio-mc-12m-p13379331.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\/41\/b0\/02\/a16cfdceb242f3dc7174d70cddc245b5.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio MC-12M\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio MC-12M\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio MC-12M<\/h4>\n                    <div class=\"product-info-price\">\n                        279.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">350.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-20%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-dx120b-p23028881.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\/b6\/ee\/34\/24bacfbb781568f877c8035f15bbece1.jpg\" alt=\"M\u00e1y t\u00ednh CASIO DX120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO DX120B\">M\u00e1y t\u00ednh CASIO DX120B<\/h4>\n                    <div class=\"product-info-price\">\n                        359.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">480.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-mx120b-p23028871.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\/8c\/42\/de\/55b9fb922f4cd7ec6d2107b3cc508153.jpg\" alt=\"M\u00e1y t\u00ednh CASIO MX120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO MX120B\">M\u00e1y t\u00ednh CASIO MX120B<\/h4>\n                    <div class=\"product-info-price\">\n                        227.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">310.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-27%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-dm-1200fm-p53806304.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\/42\/16\/b0\/6fe783c354484a4e2cb6fe788ef0f228.jpg\" alt=\"M\u00e1y T\u00ednh Casio DM - 1200FM\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/21\/c9\/ce\/ecf520f4346274799396496b3cbbf7d8.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio DM - 1200FM\">M\u00e1y T\u00ednh Casio DM - 1200FM<\/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, 21\/05<\/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\/07\/19\/69\/05ad0275e2781cb033bdf64489b0f6a0.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=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-mx12b-p278489385.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\/c9\/17\/8190400f4d418c6e3ca3097e47698cf2.jpg\" alt=\"M\u00e1y T\u00ednh CASIO MX12B\" 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 MX12B\">M\u00e1y T\u00ednh CASIO MX12B<\/h4>\n                    <div class=\"product-info-price\">\n                        181.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">220.000<\/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=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-mj120dplus-p278489382.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\/ac\/cb\/3b\/8c50ec1dcafda734ab78c61a9644d22f.png\" alt=\"M\u00e1y T\u00ednh CASIO MJ120DPLUS\" 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 MJ120DPLUS\">M\u00e1y T\u00ednh CASIO MJ120DPLUS<\/h4>\n                    <div class=\"product-info-price\">\n                        293.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">380.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-23%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-js40b-p278489381.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\/ca\/d9\/4b\/c57d03b4b5fa118872e6d87d01fba823.png\" alt=\"M\u00e1y T\u00ednh CASIO JS40B\" 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 JS40B\">M\u00e1y T\u00ednh CASIO JS40B<\/h4>\n                    <div class=\"product-info-price\">\n                        907.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">1.210.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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-ax120b-p278490726.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\/8a\/66\/a4\/1b11d8ac338968c7c9377e6cc341e7e4.jpg\" alt=\"M\u00e1y T\u00ednh CASIO AX120B\" 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 AX120B\">M\u00e1y T\u00ednh CASIO AX120B<\/h4>\n                    <div class=\"product-info-price\">\n                        336.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">450.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/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                        370.000 <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, 21\/05<\/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-js20b-p23028887.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\/87\/6c\/04\/c7b25a59e11d7b583f502e191f499a73.jpg\" alt=\"M\u00e1y t\u00ednh CASIO JS20B\" 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 JS20B\">M\u00e1y t\u00ednh CASIO JS20B<\/h4>\n                    <div class=\"product-info-price\">\n                        945.000 <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, 21\/05<\/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-j-120b-p566316.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\/media\/catalog\/product\/2\/2\/2269806847037-001.u4083.d20161229.t154611.135973.jpg\" alt=\"M\u00e1y T\u00ednh Casio J-120B\" 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 J-120B\">M\u00e1y T\u00ednh Casio J-120B<\/h4>\n                    <div class=\"product-info-price\">\n                        386.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 6, 22\/05<\/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-gx-120b-p541179.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\/media\/catalog\/product\/7\/7\/7700159716144-002.u2683.d20160912.t135638.425746.jpg\" alt=\"M\u00e1y T\u00ednh Casio GX-120B\" 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 GX-120B\">M\u00e1y T\u00ednh Casio GX-120B<\/h4>\n                    <div class=\"product-info-price\">\n                        495.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 6, 22\/05<\/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-wm220ms-bu-p23028873.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\/04\/3a\/1f\/b532615317770cc24062cd770bdce120.png\" alt=\"M\u00e1y t\u00ednh CASIO WM220MS-BU\" 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 WM220MS-BU\">M\u00e1y t\u00ednh CASIO WM220MS-BU<\/h4>\n                    <div class=\"product-info-price\">\n                        525.000 <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, 21\/05<\/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-df-120fm-pk-p71967767.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\/6c\/eb\/36\/703466ea45db909f0f7cfb9a81b330de.jpg\" alt=\"M\u00e1y T\u00ednh CASIO DF-120FM-PK\" 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 DF-120FM-PK\">M\u00e1y T\u00ednh CASIO DF-120FM-PK<\/h4>\n                    <div class=\"product-info-price\">\n                        505.000 <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, 21\/05<\/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-fx500ms-p102609307.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\/c4\/82\/dc\/57ca3a39a8405a50afc612804cc968f2.png\" alt=\"M\u00e1y T\u00ednh Casio Fx500MS\" 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 Fx500MS\">M\u00e1y T\u00ednh Casio Fx500MS<\/h4>\n                    <div class=\"product-info-price\">\n                        404.000 <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, 21\/05<\/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-dc-12m-pl-p36711111.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\/80\/98\/68\/d78fb8d757ca71500675f1d4d6a456fc.jpg\" alt=\"M\u00e1y t\u00ednh CASIO DC-12M (PL)\" 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 DC-12M (PL)\">M\u00e1y t\u00ednh CASIO DC-12M (PL)<\/h4>\n                    <div class=\"product-info-price\">\n                        461.700 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">476.000<\/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 5, 21\/05<\/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-jw200sc-bk-p50361812.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\/3d\/65\/8339d863d855f389eacfb771df419ac6.jpg\" alt=\"M\u00e1y T\u00ednh Casio JW200SC-BK\" 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 JW200SC-BK\">M\u00e1y T\u00ednh Casio JW200SC-BK<\/h4>\n                    <div class=\"product-info-price\">\n                        819.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>H\u1ebft h\u00e0ng<\/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-de-ban-casio-dc-mc-12m-best-choice-for-yourshop-p91773862.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\/37\/ef\/d5\/626c5785d8143cc5ae929a99bdeb7acb.jpg\" alt=\" M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC\/MC-12M Best Choice for YourShop\" 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 \u0110\u1ec3 B\u00e0n Casio DC\/MC-12M Best Choice for YourShop\"> M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC\/MC-12M Best Choice for YourShop<\/h4>\n                    <div class=\"product-info-price\">\n                        290.000 <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, 21\/05<\/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-de-ban-casio-wd-320mt-p13379390.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\/02\/b3\/6a3e1b7d4cf6daca69942317ec1a1a32.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio WD-320MT\" 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 \u0110\u1ec3 B\u00e0n Casio WD-320MT\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio WD-320MT<\/h4>\n                    <div class=\"product-info-price\">\n                        780.000 <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, 21\/05<\/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-de-ban-casio-gx-12b-p13379282.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\/f1\/6a\/dd\/a4529bc3172f8da73d3b6cde42e3acb7.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio GX-12B\" 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 \u0110\u1ec3 B\u00e0n Casio GX-12B\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio GX-12B<\/h4>\n                    <div class=\"product-info-price\">\n                        421.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">560.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 5, 21\/05<\/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-dx-120b-w-dc-p23405315.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\/b2\/b6\/2b75670ac996d7e5591f79981ba3c4b3.jpg\" alt=\"M\u00e1y t\u00ednh Casio DX-120B-W-DC\" 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 DX-120B-W-DC\">M\u00e1y t\u00ednh Casio DX-120B-W-DC<\/h4>\n                    <div class=\"product-info-price\">\n                        389.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 6, 22\/05<\/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                        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 5, 21\/05<\/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><\/span><\/p>\n<p><b>Xem th\u00eam<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tiki.vn\/blog\/cach-gan-gia-tri-tren-may-tinh-casio\/\"><span style=\"font-weight: 400;\">C\u00e1ch g\u00e1n gi\u00e1 tr\u1ecb tr\u00ean m\u00e1y t\u00ednh Casio: H\u01b0\u1edbng d\u1eabn t\u1eeb A \u0111\u1ebfn Z<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tiki.vn\/blog\/bam-tri-tuyet-doi-may-tinh-casio-580\/\"><span style=\"font-weight: 400;\">B\u1ea5m tr\u1ecb tuy\u1ec7t \u0111\u1ed1i tr\u00ean m\u00e1y t\u00ednh Casio 580: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft nh\u1ea5t<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tiki.vn\/blog\/nut-phan-tram-tren-may-tinh-casio\/\"><span style=\"font-weight: 400;\">N\u00fat ph\u1ea7n tr\u0103m m\u00e1y t\u00ednh Casio: C\u00e1ch b\u1ea5m, m\u1eb9o v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/span><\/a><\/li>\n<\/ul>\n<p><i><span style=\"font-weight: 400;\">Ch\u1ee9c n\u0103ng <\/span><\/i><b><i>SOLVE<\/i><\/b><i><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u1ef1c k\u1ef3 h\u1eefu \u00edch tr\u00ean m\u00e1y t\u00ednh c\u1ea7m tay, gi\u00fap b\u1ea1n gi\u1ea3i quy\u1ebft nhanh ch\u00f3ng nhi\u1ec1u d\u1ea1ng ph\u01b0\u01a1ng tr\u00ecnh ph\u1ee9c t\u1ea1p. Vi\u1ec7c th\u00e0nh th\u1ea1o th\u1ee7 thu\u1eadt n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n ti\u1ebft ki\u1ec7m th\u1eddi gian m\u00e0 c\u00f2n t\u0103ng s\u1ef1 t\u1ef1 tin khi \u0111\u1ed1i m\u1eb7t v\u1edbi c\u00e1c b\u00e0i ki\u1ec3m tra. H\u00e3y l\u1ef1a ch\u1ecdn cho m\u00ecnh m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh ch\u00ednh h\u00e3ng t\u1ea1i Tiki \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ecdi t\u00ednh n\u0103ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/span><\/i><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong c\u00e1c k\u1ef3 thi tr\u1eafc nghi\u1ec7m hay khi c\u1ea7n ki\u1ec3m tra nhanh k\u1ebft qu\u1ea3 b\u00e0i to\u00e1n, vi\u1ec7c gi\u1ea3i m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 t\u00ecm \u1ea9n s\u1ed1 X l\u00e0 thao t\u00e1c quen thu\u1ed9c. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o ch\u00fang ta c\u0169ng c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 bi\u1ebfn \u0111\u1ed5i v\u00e0 gi\u1ea3i tay, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c ph\u01b0\u01a1ng [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":103736,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,4],"tags":[],"class_list":{"0":"post-103735","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-review-sach","8":"category-review-san-pham"},"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>C\u00e1ch t\u00ecm x tr\u00ean m\u00e1y t\u00ednh: H\u01b0\u1edbng d\u1eabn SOLVE tr\u00ean m\u1ecdi d\u00f2ng m\u00e1y<\/title>\n<meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ecm x tr\u00ean m\u00e1y t\u00ednh khoa h\u1ecdc v\u1edbi ch\u1ee9c n\u0103ng SOLVE. 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