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{"id":693,"date":"2016-03-11T17:37:35","date_gmt":"2016-03-11T17:37:35","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=693"},"modified":"2016-03-11T17:37:35","modified_gmt":"2016-03-11T17:37:35","slug":"bi-quyet-tranh-mat-diem-khi-lam-bai-thi-thpt-quoc-gia-mon-toan","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/bi-quyet-tranh-mat-diem-khi-lam-bai-thi-thpt-quoc-gia-mon-toan\/","title":{"rendered":"B\u00ed quy\u1ebft tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi THPT Qu\u1ed1c gia m\u00f4n To\u00e1n"},"content":{"rendered":"

B\u00ed quy\u1ebft tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi THPT qu\u1ed1c gia m\u00f4n To\u00e1n: \u0110\u1ecdc th\u1eadt k\u1ef9 \u0111\u1ec1. \u0110\u1ecdc k\u1ef9 t\u1eebng ch\u1eef trong \u0111\u1ec1, ph\u00e2n t\u00edch t\u1eebng \u00fd h\u1ecfi \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n gi\u1ea3i quy\u1ebft. M\u1ed7i c\u00e2u h\u1ecfi c\u00f3 nhi\u1ec1u \u00fd, c\u1ea7n t\u00e1ch r\u00f5 v\u00e0 gi\u1ea3i quy\u1ebft t\u1eebng \u00fd, khi tr\u00ecnh b\u00e0y c\u0169ng x\u1eed l\u00ed t\u1eebng \u00fd \u0111\u1ec3 ng\u01b0\u1eddi ch\u1ea5m c\u00f3 th\u1ec3 cho \u0111i\u1ec3m theo \u00fd.<\/p>\n

Ch\u1ec9 c\u00f2n \u00edt th\u1eddi gian\u00a0n\u1eefa l\u00e0 \u0111\u1ebfn\u00a0K\u1ef3 thi THPT Qu\u1ed1c gia<\/strong>, \u0111\u1ec3 gi\u00fap th\u00ed sinh n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u00e0 tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi m\u00f4n To\u00e1n, C\u00e1c th\u1ea7y c\u00f4 gi\u00e1o trong h\u1ed9i \u0111\u1ed3ng ch\u1ea5m thi \u0111\u00e3 t\u1ed5ng k\u1ebft<\/strong>\u00a0\u0111\u00e3 \u0111\u01b0a ra 10 l\u01b0u \u00fd quan tr\u1ecdng.<\/p>\n

1. \u0110\u1ecdc TH\u1eacT K\u1ef8 \u0111\u1ec1<\/strong>. \u0110\u1ecdc k\u1ef9 t\u1eebng ch\u1eef trong \u0111\u1ec1, ph\u00e2n t\u00edch t\u1eebng \u00fd h\u1ecfi \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n gi\u1ea3i quy\u1ebft. M\u1ed7i c\u00e2u h\u1ecfi c\u00f3 nhi\u1ec1u \u00fd, c\u1ea7n t\u00e1ch r\u00f5 v\u00e0 gi\u1ea3i quy\u1ebft t\u1eebng \u00fd, khi tr\u00ecnh b\u00e0y c\u0169ng x\u1eed l\u00ed t\u1eebng \u00fd \u0111\u1ec3 ng\u01b0\u1eddi ch\u1ea5m c\u00f3 th\u1ec3 cho \u0111i\u1ec3m theo \u00fd.<\/p>\n

2. C\u00e2u kh\u1ea3o s\u00e1t:<\/strong>KH\u00d4NG V\u1ebc \u0110\u1ed2 TH\u1eca B\u1eb0NG B\u00daT CH\u00cc<\/strong><\/em>, tr\u00ecnh b\u00e0y theo th\u1ee9 t\u1ef1 c\u00e1c \u00fd h\u1ecfi, ch\u00fa \u00fd vi\u1ebft c\u1ea9n th\u1eadn c\u00e1c \u0111i\u1ec1u ki\u1ec7n, kh\u00f4ng v\u1ebd \u0111\u1ed3 th\u1ecb v\u01b0\u1ee3t qu\u00e1 \u0111\u1ed9 d\u00e0i 2 tr\u1ee5c OX v\u00e0 OY.<\/p>\n

3. C\u00e2u h\u00ecnh:\u00a0<\/strong>C\u0169ng kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng b\u00fat ch\u00ec (tr\u1eeb h\u00ecnh tr\u00f2n), v\u1ebd h\u00ecnh to, r\u00f5. H\u00ecnh kh\u00f4ng gian th\u00ec ch\u00fa \u00fd n\u00e9t li\u1ec1n, n\u00e9t \u0111\u1ee9t. H\u00ecnh oxy th\u00ec c\u1ed1 g\u1eafng v\u1ebd th\u1eadt ch\u00ednh x\u00e1c, c\u00f3 th\u1ec3 v\u1ebd nh\u00e1p nhi\u1ec1u h\u00ecnh \u0111\u1ec3 qu\u00e1n s\u00e1t t\u00ednh ch\u1ea5t. Tr\u00ecnh b\u00e0y c\u00e2u h\u00ecnh ch\u00fa \u00fd chi ti\u1ebft, r\u00f5 \u00fd cho t\u1eebng \u00fd h\u1ecfi. Ng\u01b0\u1eddi ch\u1ea5m s\u1ebd n\u1eafm \u00fd c\u1ee7a m\u00ecnh d\u1ec5 h\u01a1n, \u0111\u00f4i khi c\u00f3 nh\u1ea7m l\u1ea7n trong l\u00fac vi\u1ebft nh\u01b0ng \u0111\u1ea1i th\u1ebf \u0111\u00fang, \u00fd r\u00f5 r\u00e0ng, m\u1ea1ch l\u1ea1c th\u00ec ng\u01b0\u1eddi ch\u1ea5m v\u1ea5n ch\u00e2m tr\u01b0\u1edbc \u0111\u01b0\u1ee3c.<\/p>\n

4. C\u00e1c b\u00e0i to\u00e1n v\u1ec1 ph\u01b0\u01a1ng tr\u00ecnh, h\u1ec7, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh vi\u1ec7c<\/strong>\u00a0\u0111\u1ea7u ti\u00ean l\u00e0 \u0111\u1eb7t \u0111i\u1ec1u ki\u1ec7n,\u00a0Ri\u00eang \u0111\u1ed1i v\u1edbi ph\u01b0\u01a1ng tr\u00ecnh logarit \u0111\u1ebfn 90% c\u00e1c b\u00e0i to\u00e1n s\u1ebd ph\u1ea3i lo\u1ea1i b\u1edbt nghi\u1ec7m do \u0111i\u1ec1u ki\u1ec7n. N\u1ebfu kh\u00f4ng t\u00ecm \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n th\u00ec sau khi t\u00ecm \u0111\u01b0\u1ee3c nghi\u1ec7m c\u1ea7n thay tr\u1edf l\u1ea1i ph\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 ki\u1ec3m tra. Khi \u0111\u00f3 ch\u00fang ta c\u1ea7n ch\u00fa \u00fd vi\u1ec7c vi\u1ebft d\u1ea5u suy ra v\u00e0 d\u1ea5u t\u01b0\u01a1ng \u0111\u01b0\u01a1ng cho h\u1ee3p l\u00fd.\u00a0(TUY\u1ec6T \u0110\u1ed0I CH\u00da \u00dd VI\u1ec6C VI\u1ebeT D\u1ea4U SUY RA, T\u01af\u01a0NG \u0110\u01af\u01a0NG H\u1ee2P L\u00dd<\/strong><\/em>\u00a0v\u00ec r\u1ea5t nhi\u1ec1u h\u1ecdc sinh m\u1ea5t \u0111i\u1ec3m \u1edf l\u1ed7i n\u00e0y). CH\u00da \u00dd d\u1ea5u khi bi\u1ebfn \u0111\u1ed5i v\u1ebf ph\u01b0\u01a1ng tr\u00ecnh…<\/p>\n

5. Khi c\u1ea7n d\u00f9ng \u0111\u1ebfn c\u00e1c c\u00f4ng th\u1ee9c\u00a0<\/strong>n\u00ean vi\u1ebft c\u00f4ng th\u1ee9c t\u1ed5ng qu\u00e1t tr\u01b0\u1edbc\u00a0r\u1ed3i m\u1edbi thay s\u1ed1, \u0111\u1ec3 n\u1ebfu c\u00f3 sai s\u00f3t trong qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n th\u00ec ng\u01b0\u1eddi ch\u1ea5m c\u0169ng c\u00f3 th\u1ec3 ch\u00e2m tr\u01b0\u1edbc cho c\u00e1c em \u0111i\u1ec3m \u1edf vi\u1ec7c h\u01b0\u1edbng l\u00e0m \u0111\u00fang.<\/p>\n

6. Khi tr\u00ecnh b\u00e0y kh\u00f4ng n\u00ean b\u1ecf b\u01b0\u1edbc,<\/strong>\u00a0ph\u1ea3i coi nh\u01b0 m\u00ecnh \u0111ang tr\u00ecnh b\u00e0y cho m\u1ed9t b\u1ea1n r\u1ea5t d\u1ed1t v\u1ec1 To\u00e1n.\u00a0Ch\u00fa \u00fd vi\u1ec7c chia \u00fd 1 \u0111i\u1ec3m th\u00e0nh 4 \u00fd nh\u1ecf, chia \u00fd 0.5 \u0111i\u1ec3m th\u00e0nh 2 \u00fd nh\u1ecf trong vi\u1ec7c tr\u00ecnh b\u00e0y. Xem k\u1ef9 barem ch\u1ea5m \u0111i\u1ec3m thi \u0110H, C\u0110, t\u1ed1t nghi\u1ec7p c\u00e1c n\u0103m tr\u01b0\u1edbc \u0111\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec3m \u0111\u01b0\u1ee3c t\u00ednh \u1edf \u00fd n\u00e0o.<\/p>\n

7. Tr\u00ecnh b\u00e0y\u00a0THO\u00c1NG \u2013 S\u1ea0CH S\u1ebc, D\u1ec4 NH\u00ccN<\/em><\/strong>\u00a0b\u00e0i thi, kh\u00f4ng n\u00ean vi\u1ebft ch\u1eef qu\u00e1 d\u00e0y, vi\u1ebft s\u1ed1 v\u00e0 tham s\u1ed1 r\u00f5 r\u00e0ng \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng ng\u01b0\u1eddi ch\u1ea5m nh\u00ecn nh\u1ea7m. Khi b\u1ecb sai ch\u1ec9 c\u1ea7n g\u1ea1ch ngang ph\u1ea7n sai v\u00e0 ghi xu\u1ed1ng d\u01b0\u1edbi l\u00e0m l\u1ea1i c\u00e2u\u2026 \u00fd\u2026 Nhi\u1ec1u b\u1ea1n th\u01b0\u1eddng m\u1ea5t \u0111i\u1ec3m \u1edf c\u00e1c c\u00e2u d\u1ec5 do ph\u1ea7n x\u00f3a \u0111i v\u00e0 ph\u1ea7n l\u00e0m b\u00e0i xen k\u1ebb nhau n\u00ean khi ch\u1ea5m d\u1ec5 b\u1ecb b\u1ecf s\u00f3t. Cu\u1ed1i m\u1ed7i b\u00e0i to\u00e1n n\u00ean c\u00f3 m\u1ed9t c\u00e2u k\u1ebft lu\u1eadn. C\u00f3 th\u1ec3 l\u00e0 vi\u1ebft l\u1ea1i \u0111\u00e1p s\u1ed1 ho\u1eb7c tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi c\u1ee7a \u0111\u1ec1 b\u00e0i \u0111\u1ec3 ng\u01b0\u1eddi ch\u1ea5m thi bi\u1ebft \u0111\u01b0\u1ee3c th\u00ed sinh \u0111\u00e3 k\u1ebft th\u00fac b\u00e0i \u0111\u00f3 hay ch\u01b0a v\u00e0 c\u00f3 c\u1ea3m t\u00ecnh h\u01a1n khi ch\u1ea5m b\u00e0i.<\/p>\n

8. Nh\u00e1p c\u1ea9n th\u1eadn nh\u01b0ng kh\u00f4ng n\u00ean nh\u00e1p qu\u00e1 nhi\u1ec1u<\/strong>, g\u00e2y m\u1ea5t th\u1eddi gian v\u00e0 d\u1ec5 sai, nh\u1ea7m l\u1eabn khi ch\u00e9p t\u1eeb gi\u1ea5y nh\u00e1p v\u00e0o b\u00e0i l\u00e0m. Xem gi\u1ea5y nh\u00e1p nh\u01b0 l\u00e0 c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 ch\u1ee9 \u0111\u1eebng l\u00e0m xong tr\u00ean nh\u00e1p m\u1edbi ch\u00e9p v\u00e0o b\u00e0i thi.’<\/p>\n

9. PH\u1ea2I D\u00c0NH 5-10 ph\u00fat \u0111\u1ec3 so\u00e1t l\u1ea1i b\u00e0i<\/strong>,\u00a0\u0111\u1eb7c bi\u1ec7t l\u00e0 khi so\u00e1t c\u1ea7n l\u01b0u \u00fd \u0111\u1ebfn c\u00e1c sai s\u00f3t m\u00e0 b\u1ea3n th\u00e2n c\u00e1c em hay g\u1eb7p ph\u1ea3i v\u00e0 tr\u00e1nh vi\u1ec7c nh\u1ea7m l\u1eabn, b\u1ecf s\u00f3t \u00fd n\u00e0o \u0111\u00f3.<\/p>\n

10. Cu\u1ed1i c\u00f9ng<\/strong>\u00a0th\u1ea7y c\u1ee9 ph\u1ea3i nh\u1eafc \u0111i nh\u1eafc l\u1ea1i nhi\u1ec1u l\u1ea7n\u00a0H\u00c3Y C\u1ea8N TH\u1eacN\u00a0H\u1ebeT S\u1ee8C KHI L\u00c0M B\u00c0I THI<\/strong><\/em>, c\u00f4ng s\u1ee9c c\u1ea3 n\u0103m \u00f4n r\u1ed3i, \u0111\u1eebng \u0111\u1ec3 v\u00ec ch\u1ee7 quan, s\u01a1 \u00fd m\u00e0 m\u1ea5t \u0111i 0.25 \u0111i\u1ec3m, l\u00e0m \u0111\u01b0\u1ee3c c\u00f3 7 c\u00e2u ch\u1eb3ng h\u1ea1n m\u00e0 l\u1ea1i b\u1ecb tr\u1eeb m\u1ea5t 2 ch\u1ed7 0.25 \u0111i\u1ec3m v\u00ec nh\u1eefng c\u00e1i l\u1ed7i s\u01a1 \u00fd kh\u00f4ng \u0111\u00e1ng c\u00f3 th\u00ec qu\u1ea3 l\u00e0 u\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 n\u0103m nay l\u1ea1i kh\u00f4ng l\u00e0m tr\u00f2n, c\u00f3 khi h\u01a1n k\u00e9m nhau c\u00f3 0.25 \u0111i\u1ec3m th\u00f4i m\u00e0 ng\u01b0\u1eddi \u0111\u1ed7 k\u1ebb tr\u01b0\u1ee3t r\u1ed3i. – Theo Tuyensinh247.com<\/p>\n","protected":false},"excerpt":{"rendered":"

B\u00ed quy\u1ebft tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi THPT qu\u1ed1c gia m\u00f4n To\u00e1n: \u0110\u1ecdc th\u1eadt k\u1ef9 \u0111\u1ec1. \u0110\u1ecdc k\u1ef9 t\u1eebng ch\u1eef trong \u0111\u1ec1, ph\u00e2n t\u00edch t\u1eebng \u00fd h\u1ecfi \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n gi\u1ea3i quy\u1ebft. M\u1ed7i c\u00e2u h\u1ecfi c\u00f3 nhi\u1ec1u \u00fd, c\u1ea7n t\u00e1ch r\u00f5 v\u00e0 gi\u1ea3i quy\u1ebft t\u1eebng \u00fd, khi tr\u00ecnh b\u00e0y […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[28],"tags":[],"yoast_head":"\nB\u00ed quy\u1ebft tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi THPT Qu\u1ed1c gia m\u00f4n To\u00e1n<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/bi-quyet-tranh-mat-diem-khi-lam-bai-thi-thpt-quoc-gia-mon-toan\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"B\u00ed quy\u1ebft tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi THPT Qu\u1ed1c gia m\u00f4n To\u00e1n\" \/>\n<meta property=\"og:description\" content=\"B\u00ed quy\u1ebft tr\u00e1nh m\u1ea5t \u0111i\u1ec3m khi l\u00e0m b\u00e0i thi THPT qu\u1ed1c gia m\u00f4n To\u00e1n: \u0110\u1ecdc th\u1eadt k\u1ef9 \u0111\u1ec1. \u0110\u1ecdc k\u1ef9 t\u1eebng ch\u1eef trong \u0111\u1ec1, ph\u00e2n t\u00edch t\u1eebng \u00fd h\u1ecfi \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n gi\u1ea3i quy\u1ebft. 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