Gi\u00e1o vi\u00ean Tr\u1ea7n L\u00ea C\u01b0\u1eddng, gi\u1ea3ng d\u1ea1y t\u1ea1i H\u1ec7 th\u1ed1ng gi\u00e1o d\u1ee5c tr\u1ef1c tuy\u1ebfn Vinastudy g\u1ee3i \u00fd th\u00ed sinh ph\u01b0\u01a1n ph\u00e1p \u00f4n luy\u1ec7n hi\u1ec7u qu\u1ea3, c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p \u1edf m\u00f4n To\u00e1n thi THPT qu\u1ed1c gia.\u00a0<\/strong><\/em><\/p>\n

<\/p>\n

Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc k\u1ef3 thi<\/strong><\/p>\n

K\u1ef3 thi THPT qu\u1ed1c gia l\u00e0 k\u1ef3 thi quan tr\u1ecdng nh\u1ea5t trong n\u0103m \u0111\u1ed1i v\u1edbi c\u00e1c em h\u1ecdc sinh l\u1edbp 12. Kh\u00f4ng ch\u1ec9 b\u1ea3n th\u00e2n th\u00ed c\u00e1c s\u0129 t\u1eed lo l\u1eafng, h\u1ed3i h\u1ed9p m\u00e0 ngay c\u1ea3 gia \u0111\u00ecnh, nh\u00e0 tr\u01b0\u1eddng c\u0169ng s\u1ed1t s\u1eafng v\u00e0 c\u1ed1 g\u1eafng c\u00f9ng c\u00e1c em. M\u1ecdi s\u1ef1 chu\u1ea9n b\u1ecb k\u1ef9 c\u00e0ng nh\u1ea5t v\u1ec1 s\u1ee9c kh\u1ecfe, t\u00e2m l\u00fd, ki\u1ebfn th\u1ee9c\u2026 \u0111\u1ec1u g\u00f3p ph\u1ea7n t\u0103ng th\u00eam s\u1ef1 t\u1ef1 tin cho c\u00e1c em.<\/p>\n

Th\u1eddi gian ch\u1ec9 c\u00f2n t\u00ednh b\u1eb1ng ng\u00e0y \u0111\u1ed1i v\u1edbi c\u00e1c th\u00ed sinh. V\u00ec v\u1eady, c\u00e1c em n\u00ean c\u00f3 m\u1ed9t k\u1ebf ho\u1ea1ch \u00f4n thi th\u1eadt h\u1ee3p l\u00fd: Hy sinh b\u1edbt c\u00e1c ho\u1ea1t \u0111\u1ed9ng y\u00eau th\u00edch nh\u01b0 n\u0103ng khi\u1ebfu, th\u1ec3 thao, gi\u1ea3i tr\u00ed\u2026 d\u00e0nh th\u00eam nhi\u1ec1u th\u1eddi gian cho vi\u1ec7c h\u1ecdc t\u1eadp, luy\u1ec7n thi, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c m\u00f4n thi trong nguy\u1ec7n v\u1ecdng x\u00e9t tuy\u1ec3n \u0111\u1ea1i h\u1ecdc.<\/p>\n

C\u00e1c m\u00f4n thi (tr\u1eeb m\u00f4n Ng\u1eef v\u0103n) \u0111\u1ec1u d\u01b0\u1edbi d\u1ea1ng tr\u1eafc nghi\u1ec7m n\u00ean y\u00eau c\u1ea7u c\u00f3 s\u1ef1 chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng v\u1ec1 m\u1ed9t n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c v\u1eefng ch\u1eafc.<\/p>\n

\u0110\u1eb7c bi\u1ec7t, b\u00e0i thi m\u00f4n To\u00e1n n\u0103m 2018 \u0111\u00e3 c\u00f3 nhi\u1ec1u s\u1ef1 thay \u0111\u1ed5i so v\u1edbi n\u0103m \u0111\u1ea7u ti\u00ean thi d\u01b0\u1edbi h\u00ecnh th\u1ee9c tr\u1eafc nghi\u1ec7m. S\u1ed1 c\u00e2u h\u1ecfi v\u1eabn l\u00e0 50 c\u00e2u, th\u1eddi gian thi 90 ph\u00fat nh\u01b0ng \u0111\u00e3 xu\u1ea5t hi\u1ec7n th\u00eam nh\u1eefng c\u00e2u h\u1ecfi c\u00f3 ki\u1ebfn th\u1ee9c \u201ctr\u1ef1c ti\u1ebfp\u201d c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh To\u00e1n 11.<\/p>\n

Theo B\u1ed9 GD&\u0110T, ki\u1ebfn th\u1ee9c l\u1edbp 11 s\u1ebd chi\u1ebfm 30% s\u1ed1 \u0111i\u1ec3m b\u00e0i thi, n\u1ed9i dung li\u00ean quan \u0111\u1ebfn: L\u01b0\u1ee3ng gi\u00e1c, D\u00e3y s\u1ed1, C\u1ea5p s\u1ed1 c\u1ed9ng \u2013 C\u1ea5p s\u1ed1 nh\u00e2n, T\u1ed5 h\u1ee3p \u2013 x\u00e1c su\u1ea5t\u2026 \u0110i\u1ec1u n\u00e0y s\u1ebd g\u00e2y nhi\u1ec1u kh\u00f3 kh\u0103n cho c\u00e1c th\u00ed sinh kh\u00f4ng ch\u1ec9 b\u1edfi ki\u1ebfn th\u1ee9c l\u1edbp 11 nhi\u1ec1u em \u0111\u00e3 qu\u00ean, kh\u00f4ng c\u00f2n n\u1eafm v\u1eefng, m\u00e0 nh\u1eefng c\u00e2u h\u1ecfi c\u1ee7a ph\u1ea7n ki\u1ebfn th\u1ee9c 11 c\u0169ng c\u00f3 nh\u1eefng c\u00e2u \u1edf m\u1ee9c \u0111\u1ed9 v\u1eadn d\u1ee5ng ho\u1eb7c v\u1eadn d\u1ee5ng cao.<\/p>\n

Thi d\u01b0\u1edbi h\u00ecnh th\u1ee9c tr\u1eafc nghi\u1ec7m th\u00ec ki\u1ebfn th\u1ee9c ph\u1ea3i r\u1ed9ng v\u00e0 bao qu\u00e1t h\u01a1n, qu\u00e1 tr\u00ecnh l\u00e0m b\u00e0i \u0111\u00f2i h\u1ecfi s\u1ef1 nhanh nh\u1eb9n v\u00e0 ch\u00ednh x\u00e1c, kh\u00f4ng r\u01b0\u1eddm r\u00e0; \u0111\u1ed1i v\u1edbi m\u00f4n To\u00e1n, s\u1eed d\u1ee5ng th\u00e0nh th\u1ea1o m\u00e1y t\u00ednh b\u1ecf t\u00fai s\u1ebd gi\u00fap c\u00e1c em h\u1ecdc sinh \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng y\u00eau c\u1ea7u tr\u00ean.<\/p>\n

B\u1ed9 c\u0169ng \u0111\u00e3 c\u00f4ng b\u1ed1 c\u00e1c lo\u1ea1i m\u00e1y t\u00ednh c\u1ea7m tay m\u00e0 th\u00ed sinh \u0111\u01b0\u1ee3c mang v\u00e0o ph\u00f2ng thi, hai trong s\u1ed1 \u0111\u00f3 ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 c\u00e1c em n\u00ean d\u00f9ng l\u00e0 Casio 570VN Plus v\u00e0 Vinacal 570 ES Plus II.<\/p>\n

Tuy nhi\u00ean, m\u00e1y t\u00ednh b\u1ecf t\u00fai ch\u1ec9 l\u00e0 c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 gi\u1ea3i nhanh v\u00e0 ch\u00ednh x\u00e1c k\u1ebft qu\u1ea3 c\u00e1c b\u00e0i to\u00e1n, c\u00f2n t\u01b0 duy, thu\u1eadt to\u00e1n, c\u00e1ch b\u1ea5m m\u00e1y v\u1eabn ph\u1ea3i n\u1eb1m trong \u0111\u1ea7u c\u00e1c th\u00ed sinh.<\/p>\n

\u0110\u1eb7c bi\u1ec7t n\u0103m 2018, B\u1ed9 s\u1ebd t\u0103ng s\u1ed1 c\u00e2u h\u1ecfi l\u00fd thuy\u1ebft v\u00e0 c\u00f3 t\u00ednh \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong b\u00e0i thi m\u00f4n To\u00e1n. Do \u0111\u00f3 c\u00e1c em c\u1ea7n h\u1ecdc v\u00e0 n\u1eafm th\u1eadt ch\u1eafc ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n trong SGK, tr\u00e1nh \u0111\u1ec3 b\u1ecb \u201cl\u1eeba\u201d v\u00e0 m\u1ea5t \u0111i\u1ec3m \u1edf nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y.<\/p>\n

H\u00e3y l\u00e0m th\u1eadt nhi\u1ec1u, th\u1eadt nhi\u1ec1u \u0111\u1ec1 thi th\u1eed trong th\u1eddi gian n\u00e0y \u0111\u1ec3 c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn v\u1edbi nhi\u1ec1u d\u1ea1ng b\u00e0i th\u00f4ng qua c\u00e1c\u00a0\u0111\u1ec1 thi th\u1eed THPT qu\u1ed1c gia, \u0111i\u1ec1u \u0111\u00f3 c\u0169ng gi\u00fap c\u00e1c em c\u00f3 th\u00eam c\u01a1 h\u1ed9i \u0111\u1ec3 r\u00e8n luy\u1ec7n, m\u00e0i s\u1eafc k\u1ef9 n\u0103ng t\u01b0 duy v\u00e0 t\u00ednh to\u00e1n c\u1ee7a m\u00ecnh.<\/p>\n

L\u01b0u \u00fd khi l\u00e0m b\u00e0i thi v\u00e0 c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p<\/strong><\/p>\n

N\u0103m nay l\u00e0 n\u0103m th\u1ee9 2 trong l\u1ed9 tr\u00ecnh \u0111\u1ed5i m\u1edbi thi THPT qu\u1ed1c gia c\u1ee7a B\u1ed9 GD&\u0110T. R\u00fat kinh nghi\u1ec7m cho nh\u1eefng h\u1ea1n ch\u1ebf \u1edf n\u0103m \u0111\u1ea7u, \u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1ed1 b\u00e0i thi \u0111\u1ea1t \u0111i\u1ec3m 8, 9, 10 qu\u00e1 nhi\u1ec1u \u1edf m\u00f4n To\u00e1n th\u00ec n\u0103m nay, \u0111\u1ec1 To\u00e1n h\u1ee9a h\u1eb9n s\u1ebd l\u00e0 m\u1ed9t \u0111\u1ec1 thi ch\u1ea5t l\u01b0\u1ee3ng, t\u00ednh ph\u00e2n lo\u1ea1i cao v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n c\u1ee7a m\u1ed9t \u0111\u1ec1 thi \u0111\u1ea1i h\u1ecdc.<\/p>\n

Tuy nhi\u00ean, c\u00e1c em kh\u00f4ng n\u00ean qu\u00e1 hoang mang v\u00e0 lo s\u1ee3, \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng nh\u1eefng kh\u00f4ng gi\u00fap \u00edch, m\u00e0 c\u00f2n l\u00e0m c\u00e1c em kh\u00f4ng t\u1ec9nh t\u00e1o, m\u1ea5t t\u1eadp trung trong ph\u00f2ng thi, t\u00f4 sai m\u00e3 \u0111\u1ec1, s\u1ed1 b\u00e1o danh, t\u00ednh to\u00e1n kh\u00f4ng ch\u00ednh x\u00e1c,\u2026 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 b\u00e0i thi kh\u00f4ng mong mu\u1ed1n.<\/p>\n

Khi l\u00e0m b\u00e0i, c\u00e1c s\u0129 t\u1eed n\u00ean b\u00ecnh t\u0129nh, t\u1ef1 tin, t\u1eadp trung t\u1ed1i \u0111a cho \u0111\u1ec1 thi, kh\u00f4ng ch\u1ee7 quan \u1edf nh\u1eefng c\u00e2u h\u1ecfi d\u1ec5, nh\u1eefng c\u00e2u l\u00fd thuy\u1ebft \u0111\u1ec3 tr\u00e1nh m\u1ea5t \u0111i\u1ec3m \u0111\u00e1ng ti\u1ebfc. Ch\u00fang ta lu\u00f4n bi\u1ebft c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 gi\u1ea3i b\u00e0i to\u00e1n tr\u1eafc nghi\u1ec7m nh\u01b0: Thay th\u1ebf th\u1eed \u0111\u00e1p \u00e1n, lo\u1ea1i tr\u1eeb c\u00e1c \u0111\u00e1p \u00e1n sai, \u0111\u00e1nh gi\u00e1 v\u00e0 \u01b0\u1edbc l\u01b0\u1ee3ng, \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh nhanh k\u1ebft h\u1ee3p d\u00f9ng m\u00e1y t\u00ednh b\u1ecf t\u00fai\u2026<\/p>\n

Trong ph\u00f2ng thi, c\u00e1c em c\u1ea7n ph\u1ea3i linh ho\u1ea1t v\u00e0 nhu\u1ea7n nhuy\u1ec5n trong vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tr\u00ean \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 nhanh v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t.<\/p>\n

C\u1ea5u tr\u00fac c\u1ee7a\u00a0\u0111\u1ec1 thi m\u00f4n To\u00e1n THPT qu\u1ed1c gia<\/a>\u00a0l\u00e0 60% c\u01a1 b\u1ea3n v\u00e0 40% n\u00e2ng cao, c\u00e1c c\u00e2u h\u1ecfi kh\u00f3 v\u00e0 d\u1ec5 c\u00f3 th\u1ec3 \u0111an xen, v\u00ec v\u1eady th\u00ed sinh kh\u00f4ng n\u00ean l\u00e0m b\u00e0i theo th\u1ee9 t\u1ef1 ho\u1eb7c l\u00e0m 1 l\u01b0\u1ee3t, m\u00e0 n\u00ean l\u00e0m th\u00e0nh nhi\u1ec1u l\u01b0\u1ee3t.<\/p>\n

V\u00ed d\u1ee5: L\u01b0\u1ee3t \u0111\u1ea7u ti\u00ean \u0111\u1ecdc th\u1eadt nhanh v\u00e0 l\u00e0m c\u00e1c c\u00e2u h\u1ecfi d\u1ec5 tr\u01b0\u1edbc, c\u00e1c c\u00e2u \u01b0\u1edbc ch\u1eebng m\u1ee9c \u0111\u1ed9 kh\u00f3 v\u00e0 m\u1ea5t th\u1eddi gian suy ngh\u0129 th\u00ec b\u1ecf qua, l\u01b0\u1ee3t ti\u1ebfp theo d\u00e0nh cho nh\u1eefng c\u00e2u m\u1ee9c \u0111\u1ed9 th\u00f4ng hi\u1ec3u v\u00e0 v\u1eadn d\u1ee5ng, th\u1eddi gian c\u00f2n l\u1ea1i d\u00e0nh cho nh\u1eefng c\u00e2u h\u1ecfi \u0111i\u1ec3m 9, 10.<\/p>\n

V\u1edbi nh\u1eefng c\u00e2u h\u1ecfi \u0111\u00e3 ch\u1eafc ch\u1eafn \u0111\u00e1p \u00e1n, h\u00e3y t\u00f4 lu\u00f4n v\u00e0o phi\u1ebfu tr\u1ea3 l\u1eddi tr\u1eafc nghi\u1ec7m. S\u1ebd c\u00f3 r\u1ea5t nhi\u1ec1u th\u00ed sinh trong th\u1eddi gian 90 ph\u00fat kh\u00f4ng th\u1ec3 ho\u00e0n th\u00e0nh 50 c\u00e2u h\u1ecfi, nh\u01b0ng v\u1edbi b\u00e0i thi tr\u1eafc nghi\u1ec7m, c\u00e1c em kh\u00f4ng n\u00ean \u0111\u1ec3 tr\u1ed1ng \u0111\u00e1p \u00e1n.<\/p>\n

H\u00e3y c\u00f3 \u0111\u1ed3ng h\u1ed3 \u0111\u1ec3 t\u00ednh gi\u1edd, c\u0103n chia gi\u1edd l\u00e0m b\u00e0i cho hi\u1ec7u qu\u1ea3, v\u00e0 d\u00e0nh ra 5 ph\u00fat cu\u1ed1i ho\u00e0n th\u00e0nh vi\u1ec7c t\u00f4 \u0111\u00e1p \u00e1n v\u00e0o phi\u1ebfu tr\u1ea3 l\u1eddi tr\u1eafc nghi\u1ec7m (c\u00f3 th\u1ec3 s\u1ebd ph\u1ea3i l\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n ng\u1eabu nhi\u00ean \u0111\u1ed1i v\u1edbi c\u00e1c c\u00e2u ch\u01b0a l\u00e0m ra k\u1ebft qu\u1ea3).<\/p>\n

\u0110\u1ec3 \u0111\u1ea1t s\u1ed1 \u0111i\u1ec3m nh\u01b0 mong mu\u1ed1n, ngo\u00e0i vi\u1ec7c n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e0m b\u00e0i, th\u00ed sinh c\u0169ng c\u1ea7n tr\u00e1nh c\u00e1c l\u1ed7i c\u00f3 th\u1ec3 ph\u00e1t sinh trong qu\u00e1 tr\u00ecnh thi tr\u1eafc nghi\u1ec7m m\u00f4n To\u00e1n nh\u01b0:<\/p>\n

+) \u0110\u1ecdc kh\u00f4ng k\u1ef9 \u0111\u1ec1 b\u00e0i. V\u00ed d\u1ee5 nh\u01b0 c\u00e1c c\u00e2u t\u00ecm kh\u1eb3ng \u0111\u1ecbnh \u201csai\u201d th\u00ec th\u00ed sinh l\u1ea1i \u0111i khoanh v\u00e0o c\u00e1c kh\u1eb3ng \u0111\u1ecbnh \u0111\u00fang.<\/p>\n

+) Kh\u00f4ng n\u1eafm v\u1eefng c\u00e1c kh\u00ed ni\u1ec7m, \u0111\u1ecbnh l\u00ed, c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n d\u1eabn \u0111\u1ebfn sai c\u00e1c c\u00e2u l\u00fd thuy\u1ebft.<\/p>\n

+) Kh\u00f4ng t\u00ecm t\u1eadp x\u00e1c \u0111\u1ecbnh, \u0111i\u1ec1u ki\u1ec7n x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc khi l\u00e0m b\u00e0i, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c b\u00e0i gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh m\u0169, logarit d\u1eabn \u0111\u1ebfn sai t\u1eadp nghi\u1ec7m.<\/p>\n

+) X\u00e9t kh\u00f4ng \u0111\u1ee7 c\u00e1c tr\u01b0\u1eddng h\u1ee3p d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 b\u1ecb thi\u1ebfu.<\/p>\n

+) Kh\u00f4ng ph\u00e2n b\u1ed1 th\u1eddi gian h\u1ee3p l\u00fd d\u1eabn \u0111\u1ebfn kho\u1ea3ng th\u1eddi gian cu\u1ed1i m\u1ea5t b\u00ecnh t\u0129nh, b\u1ea5m m\u00e1y t\u00ednh sai, bi\u1ebfn \u0111\u1ed5i sai, kh\u00f4ng c\u00f3 th\u1eddi gian t\u00f4 v\u00e0o phi\u1ebfu tr\u1ea3 l\u1eddi tr\u1eafc nghi\u1ec7m ho\u1eb7c \u0111\u1ec3 tr\u1ed1ng, kh\u00f4ng t\u00f4 h\u1ebft\u2026<\/p>\n

K\u1ebft qu\u1ea3 k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT qu\u1ed1c gia kh\u00f4ng ch\u1ec9 \u0111\u1ec3 x\u00e9t t\u1ed1t nghi\u1ec7p m\u00e0 c\u00f2n m\u1edf ra c\u00e1nh c\u1eeda \u0110H cho c\u00e1c s\u0129 t\u1eed. Ch\u00ednh v\u00ec th\u1ebf, nh\u1eefng s\u1ef1 chu\u1ea9n b\u1ecb, nh\u1eefng l\u01b0u \u00fd d\u00f9 ch\u1ec9 l\u00e0 nh\u1ecf nh\u1ea5t c\u0169ng s\u1ebd g\u00f3p ph\u1ea7n gi\u00fap c\u00e1c em \u0111\u1ea1t k\u1ebft qu\u1ea3 nh\u01b0 mong mu\u1ed1n.<\/p>\n

Ch\u00fac c\u00e1c em may m\u1eafn v\u00e0 th\u00e0nh c\u00f4ng, \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 cao nh\u1ea5t trong k\u1ef3 thi THPT qu\u1ed1c gia 2018.<\/p>\n","protected":false},"excerpt":{"rendered":"

Gi\u00e1o vi\u00ean Tr\u1ea7n L\u00ea C\u01b0\u1eddng, gi\u1ea3ng d\u1ea1y t\u1ea1i H\u1ec7 th\u1ed1ng gi\u00e1o d\u1ee5c tr\u1ef1c tuy\u1ebfn Vinastudy g\u1ee3i \u00fd th\u00ed sinh ph\u01b0\u01a1n ph\u00e1p \u00f4n luy\u1ec7n hi\u1ec7u qu\u1ea3, c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p \u1edf m\u00f4n To\u00e1n thi THPT qu\u1ed1c gia.\u00a0 Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc k\u1ef3 thi K\u1ef3 thi THPT qu\u1ed1c gia l\u00e0 k\u1ef3 thi quan tr\u1ecdng nh\u1ea5t trong n\u0103m \u0111\u1ed1i […]<\/p>\n","protected":false},"author":3,"featured_media":29486,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[14,157],"tags":[],"yoast_head":"\n