- \n
- Hi\u1ec3u r\u00f5 t\u1ea7m quan tr\u1ecdng c\u1ee7a ki\u1ebfn th\u1ee9c To\u00e1n l\u1edbp 8 v\u00e0 l\u00fd do c\u1ea7n \u0111\u1ea7u t\u01b0 th\u1eddi gian h\u1ecdc nghi\u00eam t\u00fac ngay t\u1eeb n\u0103m h\u1ecdc n\u00e0y.<\/li>\n
- Bi\u1ebft c\u00e1ch l\u1ef1a ch\u1ecdn s\u00e1ch tham kh\u1ea3o ph\u00f9 h\u1ee3p v\u1edbi tr\u00ecnh \u0111\u1ed9 hi\u1ec7n t\u1ea1i v\u00e0 m\u1ee5c ti\u00eau h\u1ecdc t\u1eadp c\u1ee7a b\u1ea3n th\u00e2n.<\/li>\n
- N\u1eafm trong tay danh s\u00e1ch c\u00e1c \u0111\u1ea7u s\u00e1ch To\u00e1n l\u1edbp 8 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i r\u00f5 r\u00e0ng theo t\u1eebng nh\u00f3m h\u1ecdc sinh: t\u1eeb m\u1ea5t g\u1ed1c \u0111\u1ebfn luy\u1ec7n thi h\u1ecdc sinh gi\u1ecfi.<\/li>\n
- Ti\u1ebfp c\u1eadn c\u00e1c m\u1eb9o h\u1ecdc t\u1eadp hi\u1ec7u qu\u1ea3 v\u1edbi s\u00e1ch tham kh\u1ea3o, gi\u00fap bi\u1ebfn l\u00fd thuy\u1ebft th\u00e0nh k\u1ef9 n\u0103ng th\u1ef1c h\u00e0nh ch\u1eafc ch\u1eafn.<\/li>\n
- Tr\u1ea3 l\u1eddi \u0111\u01b0\u1ee3c nh\u1eefng th\u1eafc m\u1eafc th\u01b0\u1eddng g\u1eb7p khi ch\u1ecdn mua s\u00e1ch nh\u01b0 n\u00ean mua bao nhi\u00eau cu\u1ed1n, c\u00f3 n\u00ean mua combo, hay ch\u1ecdn s\u00e1ch theo ch\u01b0\u01a1ng tr\u00ecnh m\u1edbi hay c\u0169.<\/li>\n<\/ul>\n
1. V\u00ec sao ki\u1ebfn th\u1ee9c To\u00e1n l\u1edbp 8 l\u1ea1i quan tr\u1ecdng?<\/strong><\/h2>\n
To\u00e1n l\u1edbp 8 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ki\u1ebfn th\u1ee9c c\u1ee7a m\u1ed9t n\u0103m h\u1ecdc. \u0110\u00e2y l\u00e0 giai \u0111o\u1ea1n b\u1ea3n l\u1ec1, trang b\u1ecb nh\u1eefng c\u00f4ng c\u1ee5 t\u01b0 duy v\u00e0 l\u00fd thuy\u1ebft c\u1ed1t l\u00f5i m\u00e0 c\u00e1c em s\u1ebd s\u1eed d\u1ee5ng xuy\u00ean su\u1ed1t nh\u1eefng n\u0103m cu\u1ed1i c\u1ea5p.<\/p>\n
- \n
- N\u1ec1n t\u1ea3ng cho l\u1edbp 9:<\/strong> C\u00e1c chuy\u00ean \u0111\u1ec1 v\u1ec1 ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh, h\u1eb1ng \u0111\u1eb3ng th\u1ee9c, tam gi\u00e1c \u0111\u1ed3ng d\u1ea1ng l\u00e0 ki\u1ebfn th\u1ee9c n\u1ec1n \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p \u1edf l\u1edbp 9.<\/li>\n
- Xu\u1ea5t hi\u1ec7n nhi\u1ec1u trong \u0111\u1ec1 thi v\u00e0o 10:<\/strong> Nhi\u1ec1u d\u1ea1ng b\u00e0i trong \u0111\u1ec1 thi tuy\u1ec3n sinh c\u00f3 ngu\u1ed3n g\u1ed1c ho\u1eb7c v\u1eadn d\u1ee5ng tr\u1ef1c ti\u1ebfp ki\u1ebfn th\u1ee9c t\u1eeb l\u1edbp 8. N\u1eafm ch\u1eafc ki\u1ebfn th\u1ee9c t\u1eeb s\u1edbm gi\u00fap gi\u1ea3m \u00e1p l\u1ef1c \u00f4n thi cu\u1ed1i c\u1ea5p.<\/li>\n
- Ph\u00e1t tri\u1ec3n t\u01b0 duy logic:<\/strong> C\u00e1c d\u1ea1ng to\u00e1n ch\u1ee9ng minh, ph\u00e2n t\u00edch \u0111a th\u1ee9c th\u00e0nh nh\u00e2n t\u1eed gi\u00fap r\u00e8n luy\u1ec7n kh\u1ea3 n\u0103ng suy lu\u1eadn, ph\u00e2n t\u00edch v\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n
2. Top 8 s\u00e1ch tham kh\u1ea3o To\u00e1n 8 theo t\u1eebng tr\u00ecnh \u0111\u1ed9<\/strong><\/h2>\n
Tiki \u0111\u00e3 t\u1ed5ng h\u1ee3p v\u00e0 ph\u00e2n lo\u1ea1i c\u00e1c \u0111\u1ea7u s\u00e1ch ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ec3 b\u1ea1n kh\u00f4ng c\u00f2n ph\u1ea3i b\u0103n kho\u0103n khi l\u1ef1a ch\u1ecdn.<\/p>\n
2.1. PH\u01af\u01a0NG PH\u00c1P GI\u1ea2I C\u00c1C D\u1ea0NG TO\u00c1N TH\u1ef0C T\u1ebe 8 (Theo ch\u01b0\u01a1ng tr\u00ecnh m\u1edbi)<\/strong><\/h4>\n
Cu\u1ed1n s\u00e1ch cung c\u1ea5p ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i c\u00e1c d\u1ea1ng to\u00e1n th\u1ef1c t\u1ebf cho h\u1ecdc sinh l\u1edbp 8, b\u00e1m s\u00e1t ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c ph\u1ed5 th\u00f4ng m\u1edbi. N\u1ed9i dung s\u00e1ch \u0111\u01b0\u1ee3c ph\u00e2n d\u1ea1ng theo t\u1eebng ch\u1ee7 \u0111\u1ec1, gi\u00fap ng\u01b0\u1eddi h\u1ecdc l\u00e0m quen v\u00e0 r\u00e8n luy\u1ec7n t\u01b0 duy v\u1edbi d\u1ea1ng to\u00e1n \u1ee9ng d\u1ee5ng. \u0110\u00e2y l\u00e0 t\u00e0i li\u1ec7u h\u1ed7 tr\u1ee3 hi\u1ec7u qu\u1ea3 cho vi\u1ec7c t\u1ef1 h\u1ecdc v\u00e0 c\u1ee7ng c\u1ed1 ki\u1ebfn th\u1ee9c.<\/p>\n
\u0110i\u1ec3m n\u1ed5i b\u1eadt l\u00e0 c\u1ea5u tr\u00fac b\u00e0i h\u1ecdc h\u1ec7 th\u1ed1ng, g\u1ed3m b\u1ed1n ph\u1ea7n: l\u00fd thuy\u1ebft, d\u1ea1ng to\u00e1n m\u1eabu, b\u00e0i t\u1eadp t\u1ef1 luy\u1ec7n v\u00e0 h\u01b0\u1edbng d\u1eabn gi\u1ea3i chi ti\u1ebft. V\u1edbi h\u01a1n 500 b\u00e0i t\u1eadp, s\u00e1ch PH\u01af\u01a0NG PH\u00c1P GI\u1ea2I C\u00c1C D\u1ea0NG TO\u00c1N TH\u1ef0C T\u1ebe 8<\/a> l\u00e0 ngu\u1ed3n t\u01b0 li\u1ec7u phong ph\u00fa gi\u00fap h\u1ecdc sinh th\u1ef1c h\u00e0nh v\u00e0 n\u1eafm v\u1eefng ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n g\u1eafn v\u1edbi \u0111\u1eddi s\u1ed1ng.<\/p>\n
<\/div>\n2.2. S\u00e1ch – \u0110\u1ec1 Ki\u1ec3m Tra To\u00e1n L\u1edbp 8 – Th\u01b0\u1eddng Xuy\u00ean, Gi\u1eefa K\u00ec, Cu\u1ed1i K\u00ec – B\u00e1m S\u00e1t SGK K\u1ebft N\u1ed1i Tri Th\u1ee9c V\u1edbi Cu\u1ed9c S\u1ed1ng – H\u1ed3ng \u00c2n<\/strong><\/h4>\n
Cu\u1ed1n s\u00e1ch l\u00e0 b\u1ed9 t\u00e0i li\u1ec7u t\u1ed5ng h\u1ee3p c\u00e1c \u0111\u1ec1 ki\u1ec3m tra To\u00e1n 8, \u0111\u01b0\u1ee3c bi\u00ean so\u1ea1n b\u00e1m s\u00e1t n\u1ed9i dung s\u00e1ch gi\u00e1o khoa K\u1ebft n\u1ed1i tri th\u1ee9c v\u1edbi cu\u1ed9c s\u1ed1ng. S\u00e1ch – \u0110\u1ec1 Ki\u1ec3m Tra To\u00e1n L\u1edbp 8 – Th\u01b0\u1eddng Xuy\u00ean, Gi\u1eefa K\u00ec, Cu\u1ed1i K\u00ec<\/a> cung c\u1ea5p h\u1ec7 th\u1ed1ng \u0111\u1ec1 \u0111a d\u1ea1ng, t\u1eeb ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ebfn c\u00e1c b\u00e0i thi gi\u1eefa k\u00ec v\u00e0 cu\u1ed1i k\u00ec, l\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o thi\u1ebft th\u1ef1c cho h\u1ecdc sinh, gi\u00e1o vi\u00ean v\u00e0 ph\u1ee5 huynh.<\/p>\n
N\u1ed9i dung \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac th\u00e0nh ba ph\u1ea7n r\u00f5 r\u00e0ng, \u0111i k\u00e8m h\u01b0\u1edbng d\u1eabn gi\u1ea3i chi ti\u1ebft cho c\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3. C\u1ea5u tr\u00fac n\u00e0y gi\u00fap h\u1ecdc sinh d\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ef1 \u00f4n luy\u1ec7n, ki\u1ec3m tra ki\u1ebfn th\u1ee9c v\u00e0 chu\u1ea9n b\u1ecb cho c\u00e1c k\u1ef3 thi quan tr\u1ecdng trong n\u0103m h\u1ecdc.<\/p>\n
<\/div>\n2.3. S\u00e1ch: R\u00e8n K\u0129 N\u0103ng Gi\u1ea3i To\u00e1n L\u1edbp 8 T\u1eadp 2 (Theo Ch\u01b0\u01a1ng Tr\u00ecnh Gi\u00e1o D\u1ee5c Ph\u1ed5 Th\u00f4ng M\u1edbi)<\/strong><\/h4>\n
Cu\u1ed1n s\u00e1ch l\u00e0 t\u00e0i li\u1ec7u h\u1ed7 tr\u1ee3 h\u1ecdc sinh l\u1edbp 8 t\u1ef1 r\u00e8n luy\u1ec7n k\u1ef9 n\u0103ng gi\u1ea3i to\u00e1n, b\u00e1m s\u00e1t n\u1ed9i dung h\u1ecdc k\u1ef3 2 c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c ph\u1ed5 th\u00f4ng m\u1edbi. N\u1ed9i dung s\u00e1ch \u0111\u01b0\u1ee3c ph\u00e2n chia theo c\u00e1c ch\u01b0\u01a1ng tr\u1ecdng t\u00e2m, bao qu\u00e1t t\u1eeb ph\u00e2n th\u1ee9c \u0111\u1ea1i s\u1ed1, ph\u01b0\u01a1ng tr\u00ecnh \u0111\u1ebfn h\u00ecnh h\u1ecdc \u0111\u1ed3ng d\u1ea1ng v\u00e0 h\u00ecnh kh\u1ed1i trong th\u1ef1c ti\u1ec5n.<\/p>\n
M\u1ed7i b\u00e0i h\u1ecdc \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac r\u00f5 r\u00e0ng, g\u1ed3m ph\u1ea7n t\u00f3m t\u1eaft ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u00e0 h\u1ec7 th\u1ed1ng b\u00e0i t\u1eadp \u0111a d\u1ea1ng. C\u00e1c b\u00e0i t\u1eadp trong S\u00e1ch: R\u00e8n K\u0129 N\u0103ng Gi\u1ea3i To\u00e1n L\u1edbp 8 T\u1eadp 2<\/a> \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo c\u1ea5p \u0111\u1ed9 t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao, gi\u00fap h\u1ecdc sinh c\u1ee7ng c\u1ed1 n\u1ec1n t\u1ea3ng v\u00e0 t\u1eebng b\u01b0\u1edbc ph\u00e1t tri\u1ec3n t\u01b0 duy. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft th\u1ef1c \u0111\u1ec3 ng\u01b0\u1eddi h\u1ecdc ch\u1ee7 \u0111\u1ed9ng r\u00e8n luy\u1ec7n k\u1ef9 n\u0103ng gi\u1ea3i to\u00e1n.<\/p>\n
<\/div>\n2.4. Combo N\u00e2ng cao v\u00e0 ph\u00e1t tri\u1ec3n to\u00e1n 8( 2 t\u1eadp)<\/strong><\/h4>\n
B\u1ed9 Combo N\u00e2ng cao v\u00e0 ph\u00e1t tri\u1ec3n to\u00e1n 8( 2 t\u1eadp)<\/a> l\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o kinh \u0111i\u1ec3n, d\u00e0nh cho h\u1ecdc sinh kh\u00e1 gi\u1ecfi mong mu\u1ed1n chinh ph\u1ee5c c\u00e1c d\u1ea1ng to\u00e1n \u1edf m\u1ee9c \u0111\u1ed9 v\u1eadn d\u1ee5ng cao. N\u1ed9i dung \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y theo t\u1eebng chuy\u00ean \u0111\u1ec1, b\u00e1m s\u00e1t ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc nh\u01b0ng m\u1edf r\u1ed9ng v\u00e0 \u0111\u00e0o s\u00e2u ki\u1ebfn th\u1ee9c. M\u1ed7i t\u1eadp cung c\u1ea5p h\u1ec7 th\u1ed1ng l\u00fd thuy\u1ebft c\u00f4 \u0111\u1ecdng c\u00f9ng c\u00e1c d\u1ea1ng b\u00e0i t\u1eadp \u0111a d\u1ea1ng, ph\u1ee9c t\u1ea1p h\u01a1n s\u00e1ch gi\u00e1o khoa.<\/p>\n
\u01afu \u0111i\u1ec3m c\u1ee7a b\u1ed9 s\u00e1ch l\u00e0 h\u1ec7 th\u1ed1ng b\u00e0i t\u1eadp \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn, gi\u00fap h\u1ecdc sinh r\u00e8n luy\u1ec7n t\u01b0 duy logic v\u00e0 ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n kh\u00f3. B\u1ed9 s\u00e1ch g\u1ed3m hai t\u1eadp bao qu\u00e1t to\u00e0n b\u1ed9 ch\u01b0\u01a1ng tr\u00ecnh n\u00e2ng cao c\u1ee7a l\u1edbp 8. \u0110\u00e2y l\u00e0 t\u00e0i li\u1ec7u h\u1ed7 tr\u1ee3 hi\u1ec7u qu\u1ea3 cho vi\u1ec7c t\u1ef1 h\u1ecdc, b\u1ed3i d\u01b0\u1ee1ng h\u1ecdc sinh gi\u1ecfi v\u00e0 chu\u1ea9n b\u1ecb cho c\u00e1c k\u1ef3 thi quan tr\u1ecdng.<\/p>\n
<\/div>\n2.5. S\u00e1ch – To\u00e1n N\u00e2ng Cao B\u1ed3i D\u01b0\u1ee1ng V\u00e0 Ph\u00e1t Tri\u1ec3n N\u0103ng L\u1ef1c L\u1edbp 8 – T\u1eadp 2<\/strong><\/h4>\n
Cu\u1ed1n s\u00e1ch l\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o chuy\u00ean s\u00e2u, d\u00e0nh cho h\u1ecdc sinh kh\u00e1 gi\u1ecfi mu\u1ed1n \u0111\u00e0o s\u00e2u v\u00e0 m\u1edf r\u1ed9ng ki\u1ebfn th\u1ee9c To\u00e1n l\u1edbp 8 h\u1ecdc k\u00ec 2. N\u1ed9i dung s\u00e1ch \u0111i xa h\u01a1n ch\u01b0\u01a1ng tr\u00ecnh c\u01a1 b\u1ea3n, t\u1eadp trung v\u00e0o vi\u1ec7c trang b\u1ecb c\u00e1c ph\u01b0\u01a1ng ph\u00e1p suy lu\u1eadn v\u00e0 k\u1ef9 n\u0103ng gi\u1ea3i to\u00e1n n\u00e2ng cao.<\/p>\n
\u0110i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a s\u00e1ch l\u00e0 ph\u01b0\u01a1ng ph\u00e1p tr\u00ecnh b\u00e0y b\u00e0i b\u1ea3n, gi\u00fap ng\u01b0\u1eddi h\u1ecdc kh\u00f4ng ch\u1ec9 gi\u1ea3i \u0111\u01b0\u1ee3c b\u00e0i to\u00e1n c\u1ee5 th\u1ec3 m\u00e0 c\u00f2n n\u1eafm v\u1eefng c\u00e1ch ti\u1ebfp c\u1eadn cho t\u1eebng d\u1ea1ng. H\u1ec7 th\u1ed1ng b\u00e0i t\u1eadp \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i v\u00e0 s\u1eafp x\u1ebfp h\u1ee3p l\u00fd, \u0111i k\u00e8m ph\u00e2n t\u00edch l\u1eddi gi\u1ea3i chi ti\u1ebft, gi\u00fap r\u00e8n luy\u1ec7n t\u01b0 duy to\u00e1n h\u1ecdc m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng.<\/p>\n
<\/div>\n<\/div>\n2.6. S\u00e1ch – Tuy\u1ec3n Ch\u1ecdn \u0110\u1ec1 Thi H\u1ecdc Sinh Gi\u1ecfi L\u1edbp 8 M\u00f4n To\u00e1n<\/strong><\/h4>\n
Cu\u1ed1n S\u00e1ch – Tuy\u1ec3n Ch\u1ecdn \u0110\u1ec1 Thi H\u1ecdc Sinh Gi\u1ecfi L\u1edbp 8 M\u00f4n To\u00e1n<\/a> t\u1eadp trung v\u00e0o c\u00e1c d\u1ea1ng to\u00e1n n\u00e2ng cao, b\u00e1m s\u00e1t c\u1ea5u tr\u00fac c\u00e1c k\u1ef3 thi ch\u1ecdn l\u1ecdc. \u0110\u00e2y l\u00e0 t\u00e0i li\u1ec7u h\u1eefu \u00edch gi\u00fap h\u1ecdc sinh r\u00e8n luy\u1ec7n t\u01b0 duy v\u00e0 l\u00e0m quen v\u1edbi \u00e1p l\u1ef1c ph\u00f2ng thi.<\/p>\n
S\u00e1ch t\u1ed5ng h\u1ee3p c\u00e1c d\u1ea1ng b\u00e0i t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn ph\u1ee9c t\u1ea1p, gi\u00fap h\u1ecdc sinh x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc v\u00e0 ph\u00e1t tri\u1ec3n k\u1ef9 n\u0103ng gi\u1ea3i to\u00e1n chuy\u00ean s\u00e2u. Vi\u1ec7c cung c\u1ea5p \u0111a d\u1ea1ng \u0111\u1ec1 thi t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau, \u0111i k\u00e8m l\u1eddi gi\u1ea3i tham kh\u1ea3o, l\u00e0 c\u00f4ng c\u1ee5 hi\u1ec7u qu\u1ea3 \u0111\u1ec3 h\u1ecdc sinh t\u1ef1 \u00f4n luy\u1ec7n v\u00e0 chu\u1ea9n b\u1ecb t\u1ed1t nh\u1ea5t cho c\u00e1c k\u1ef3 thi quan tr\u1ecdng.<\/p>\n
<\/div>\n2.7. S\u00e1ch – C\u00e1c Chuy\u00ean \u0110\u1ec1 B\u1ed3i D\u01b0\u1ee1ng H\u1ecdc Sinh Gi\u1ecfi To\u00e1n 8 T\u1eadp 1 – \u0110\u1ea1i S\u1ed1 – S\u1ed1 H\u1ecdc – T\u1ed5 H\u1ee3p – X\u00e1c Su\u1ea5t<\/strong><\/h4>\n
Cu\u1ed1n s\u00e1ch l\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o chuy\u00ean s\u00e2u, tuy\u1ec3n ch\u1ecdn c\u00e1c chuy\u00ean \u0111\u1ec1 tr\u1ecdng t\u00e2m d\u00e0nh cho h\u1ecdc sinh kh\u00e1 gi\u1ecfi l\u1edbp 8. N\u1ed9i dung t\u1eadp trung v\u00e0o c\u00e1c m\u1ea3ng ki\u1ebfn th\u1ee9c n\u00e2ng cao nh\u01b0 \u0110\u1ea1i s\u1ed1, S\u1ed1 h\u1ecdc v\u00e0 c\u00e1c b\u00e0i to\u00e1n T\u1ed5 h\u1ee3p, b\u00e1m s\u00e1t ch\u01b0\u01a1ng tr\u00ecnh b\u1ed3i d\u01b0\u1ee1ng h\u1ecdc sinh gi\u1ecfi.<\/p>\n
S\u00e1ch \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac theo c\u00e1c chuy\u00ean \u0111\u1ec1 \u0111\u1ed9c l\u1eadp nh\u01b0 ph\u00e2n t\u00edch \u0111a th\u1ee9c, b\u1ea5t \u0111\u1eb3ng th\u1ee9c, s\u1ed1 ch\u00ednh ph\u01b0\u01a1ng v\u00e0 ph\u01b0\u01a1ng tr\u00ecnh nghi\u1ec7m nguy\u00ean. C\u00e1ch tr\u00ecnh b\u00e0y n\u00e0y gi\u00fap h\u1ecdc sinh h\u1ec7 th\u1ed1ng h\u00f3a ki\u1ebfn th\u1ee9c v\u00e0 r\u00e8n luy\u1ec7n chuy\u00ean s\u00e2u t\u1eebng d\u1ea1ng to\u00e1n c\u1ee5 th\u1ec3. \u0110\u00e2y l\u00e0 ngu\u1ed3n t\u00e0i li\u1ec7u h\u1eefu \u00edch \u0111\u1ec3 chu\u1ea9n b\u1ecb cho c\u00e1c k\u1ef3 thi ch\u1ecdn h\u1ecdc sinh gi\u1ecfi.<\/p>\n
<\/div>\n<\/div>\n3. G\u1ee3i \u00fd s\u00e1ch chuy\u00ean s\u00e2u theo t\u1eebng d\u1ea1ng b\u00e0i<\/strong><\/h2>\n
\u0110\u00f4i khi, b\u1ea1n ch\u1ec9 y\u1ebfu m\u1ed9t m\u1ea3ng ki\u1ebfn th\u1ee9c nh\u1ea5t \u0111\u1ecbnh. Nh\u1eefng cu\u1ed1n s\u00e1ch chuy\u00ean \u0111\u1ec1 n\u00e0y s\u1ebd gi\u00fap b\u1ea1n t\u1eadp trung c\u1ea3i thi\u1ec7n \u0111\u00fang \u0111i\u1ec3m y\u1ebfu c\u1ee7a m\u00ecnh.<\/p>\n
3.1. C\u1ea9m Nang V\u1ebd Th\u00eam H\u00ecnh Ph\u1ee5 Trong Gi\u1ea3i To\u00e1n H\u00ecnh h\u1ecdc Ph\u1eb3ng<\/strong><\/h3>\n
H\u00ecnh h\u1ecdc lu\u00f4n l\u00e0 ph\u1ea7n ki\u1ebfn th\u1ee9c g\u00e2y kh\u00f3 kh\u0103n cho nhi\u1ec1u h\u1ecdc sinh. Cu\u1ed1n S\u00e1ch – C\u1ea9m Nang V\u1ebd Th\u00eam H\u00ecnh Ph\u1ee5 Trong Gi\u1ea3i To\u00e1n H\u00ecnh h\u1ecdc Ph\u1eb3ng (D\u00f9ng cho h\u1ecdc sinh c\u00e1c l\u1edbp 7, 8, 9)<\/a> n\u00e0y h\u01b0\u1edbng d\u1eabn c\u00e1c k\u1ef9 thu\u1eadt v\u1ebd th\u00eam y\u1ebfu t\u1ed1 ph\u1ee5 – ch\u00eca kh\u00f3a \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng b\u00e0i to\u00e1n h\u00ecnh h\u1ecdc h\u00f3c b\u00faa.<\/p>\n
- \n
- \u01afu \u0111i\u1ec3m n\u1ed5i b\u1eadt:<\/strong>\n
- \n
- H\u1ec7 th\u1ed1ng h\u00f3a c\u00e1c k\u1ef9 thu\u1eadt v\u1ebd \u0111\u01b0\u1eddng ph\u1ee5 m\u1ed9t c\u00e1ch b\u00e0i b\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u.<\/li>\n
- Ch\u1ec9 ra khi n\u00e0o, t\u1ea1i sao c\u1ea7n v\u1ebd th\u00eam h\u00ecnh ph\u1ee5 v\u00e0 n\u00ean v\u1ebd nh\u01b0 th\u1ebf n\u00e0o, gi\u00fap b\u00e0i gi\u1ea3i tr\u1edf n\u00ean ng\u1eafn g\u1ecdn v\u00e0 s\u00e1ng t\u1ea1o h\u01a1n.<\/li>\n<\/ul>\n<\/li>\n
- \u0110\u1ed1i t\u01b0\u1ee3ng ph\u00f9 h\u1ee3p:<\/strong> H\u1ecdc sinh y\u1ebfu ph\u1ea7n H\u00ecnh h\u1ecdc l\u1edbp 8, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c b\u00e0i to\u00e1n ch\u1ee9ng minh, ho\u1eb7c h\u1ecdc sinh kh\u00e1 gi\u1ecfi mu\u1ed1n t\u00ecm l\u1eddi gi\u1ea3i \u0111\u1ed9c \u0111\u00e1o.<\/li>\n<\/ul>\n<\/div>\n
3.2. Ph\u01b0\u01a1ng Ph\u00e1p Gi\u1ea3i To\u00e1n B\u1ea5t \u0110\u1eb3ng Th\u1ee9c V\u00e0 C\u1ef1c Tr\u1ecb D\u00e0nh Cho H\u1ecdc Sinh L\u1edbp 8, 9<\/strong><\/h3>\n
B\u1ea5t \u0111\u1eb3ng th\u1ee9c v\u00e0 t\u00ecm gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t, nh\u1ecf nh\u1ea5t lu\u00f4n l\u00e0 d\u1ea1ng to\u00e1n ph\u00e2n lo\u1ea1i \u0111i\u1ec3m 10. Cu\u1ed1n Ph\u01b0\u01a1ng Ph\u00e1p Gi\u1ea3i To\u00e1n B\u1ea5t \u0110\u1eb3ng Th\u1ee9c V\u00e0 C\u1ef1c Tr\u1ecb D\u00e0nh Cho H\u1ecdc Sinh L\u1edbp 8, 9<\/a> s\u1ebd cung c\u1ea5p cho b\u1ea1n nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p t\u01b0 duy v\u00e0 c\u00e1c k\u1ef9 thu\u1eadt kinh \u0111i\u1ec3n \u0111\u1ec3 chinh ph\u1ee5c d\u1ea1ng to\u00e1n n\u00e0y.<\/p>\n
- \n
- \u01afu \u0111i\u1ec3m n\u1ed5i b\u1eadt:<\/strong>\n
- \n
- T\u1ed5ng h\u1ee3p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ee9ng minh b\u1ea5t \u0111\u1eb3ng th\u1ee9c ph\u1ed5 bi\u1ebfn (C\u00f4-si, Bunyakovsky,\u2026).<\/li>\n
- Ph\u00e2n lo\u1ea1i c\u00e1c d\u1ea1ng b\u00e0i t\u00ecm c\u1ef1c tr\u1ecb v\u00e0 h\u01b0\u1edbng d\u1eabn c\u00e1ch x\u1eed l\u00fd chi ti\u1ebft.<\/li>\n
- Ki\u1ebfn th\u1ee9c c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u1ea3 ch\u01b0\u01a1ng tr\u00ecnh l\u1edbp 8 v\u00e0 l\u1edbp 9.<\/li>\n<\/ul>\n<\/li>\n
- \u0110\u1ed1i t\u01b0\u1ee3ng ph\u00f9 h\u1ee3p:<\/strong> H\u1ecdc sinh kh\u00e1, gi\u1ecfi mu\u1ed1n chinh ph\u1ee5c c\u00e1c c\u00e2u h\u1ecfi cu\u1ed1i c\u00f9ng trong \u0111\u1ec1 thi v\u00e0 h\u1ecdc sinh chuy\u00ean, luy\u1ec7n thi h\u1ecdc sinh gi\u1ecfi.<\/li>\n<\/ul>\n<\/div>\n
4. B\u1ea3ng so s\u00e1nh nhanh c\u00e1c s\u00e1ch tham kh\u1ea3o To\u00e1n 8 n\u1ed5i b\u1eadt<\/strong><\/h2>\n
- \u01afu \u0111i\u1ec3m n\u1ed5i b\u1eadt:<\/strong>\n
- Xu\u1ea5t hi\u1ec7n nhi\u1ec1u trong \u0111\u1ec1 thi v\u00e0o 10:<\/strong> Nhi\u1ec1u d\u1ea1ng b\u00e0i trong \u0111\u1ec1 thi tuy\u1ec3n sinh c\u00f3 ngu\u1ed3n g\u1ed1c ho\u1eb7c v\u1eadn d\u1ee5ng tr\u1ef1c ti\u1ebfp ki\u1ebfn th\u1ee9c t\u1eeb l\u1edbp 8. N\u1eafm ch\u1eafc ki\u1ebfn th\u1ee9c t\u1eeb s\u1edbm gi\u00fap gi\u1ea3m \u00e1p l\u1ef1c \u00f4n thi cu\u1ed1i c\u1ea5p.<\/li>\n
- N\u1ec1n t\u1ea3ng cho l\u1edbp 9:<\/strong> C\u00e1c chuy\u00ean \u0111\u1ec1 v\u1ec1 ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh, h\u1eb1ng \u0111\u1eb3ng th\u1ee9c, tam gi\u00e1c \u0111\u1ed3ng d\u1ea1ng l\u00e0 ki\u1ebfn th\u1ee9c n\u1ec1n \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p \u1edf l\u1edbp 9.<\/li>\n
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![\"B\u1ea1n](\"https:\/\/tiki.vn\/blog\/wp-content\/uploads\/2025\/08\/sach-tham-khao-toan-lop-8-hay-3.jpg\")
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