\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n To\u00e1n \u0111\u1ec1 s\u1ed1 1 c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, xem \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec1 thi v\u00e0 \u0111\u00e1p \u00e1n d\u01b0\u1edbi \u0111\u00e2y.<\/strong><\/h2>\n\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 1<\/strong><\/h3>\nC\u00e2u 1 (2,0 \u0111i\u1ec3m)<\/strong>Cho h\u00e0m s\u1ed1 y = x<\/p>\n3<\/dd>\n\u2013 3x<\/p>\n
2<\/dd>\n+ 4.<\/p>\n
a)Kh\u1ea3o s\u00e1t s\u1ef1 bi\u1ebfn thi\u00ean v\u00e0 v\u1ebd \u0111\u1ed3 th\u1ecb (C) c\u1ee7a h\u00e0m s\u1ed1 \u0111\u00e3 cho.<\/p>\n
b)Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb (C) t\u1ea1i giao \u0111i\u1ec3m c\u1ee7a (C) v\u1edbi \u0111\u01b0\u1eddng th\u1eb3ng (d): y = -5x + 7.<\/p>\n
C\u00e2u 2 (1,0 \u0111i\u1ec3m).<\/strong><\/p>\na)Gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh cosx + cos3x = 2cos<\/p>\n
2<\/dd>\nx.<\/p>\n
![](\"http:\/\/img.toanhoc247.com\/picture\/2015\/0829\/de-thi-thu-thptqg-2016-toan-1.png\")
<\/p>\n
C\u00e2u 5 (0,5 \u0111i\u1ec3m).<\/strong>T\u1ea1i m\u1ed9t k\u00ec thi SEA Games, m\u00f4n b\u00f3ng \u0111\u00e1 nam c\u00f3 10 \u0111\u1ed9i b\u00f3ng tham d\u1ef1 (trong \u0111\u00f3 c\u00f3 \u0111\u1ed9i Vi\u1ec7t Nam v\u00e0 \u0111\u1ed9i Th\u00e1i Lan). Ban t\u1ed5 ch\u1ee9c b\u1ed1c th\u0103m ng\u1eabu nhi\u00ean \u0111\u1ec3 chia 10 \u0111\u1ed9i b\u00f3ng n\u00f3i tr\u00ean th\u00e0nh 2 b\u1ea3ng A v\u00e0 B, m\u1ed7i b\u1ea3ng 5 \u0111\u1ed9i. T\u00ednh x\u00e1c su\u1ea5t \u0111\u1ec3 \u0111\u1ed9i Vi\u1ec7t Nam v\u00e0 \u0111\u1ed9i Th\u00e1i Lan \u1edf c\u00f9ng m\u1ed9t b\u1ea3ng.<\/p>\nC\u00e2u 6 (1,0 \u0111i\u1ec3m).<\/strong>Trong kh\u00f4ng gian v\u1edbi h\u1ec7 t\u1ecda \u0111\u1ed9 Oxyz, cho b\u1ed1n \u0111i\u1ec3m A(3;2;3), B(1;0;2), C(-2;3;4), D(4;-3;3). L\u1eadp ph\u01b0\u01a1ng tr\u00ecnh m\u1eb7t ph\u1eb3ng (BCD). T\u00ecm ph\u01b0\u01a1ng tr\u00ecnh h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a \u0111\u01b0\u1eddng th\u1eb3ng AB l\u00ean m\u1eb7t ph\u1eb3ng (BCD).<\/p>\nC\u00e2u 7 (1,0 \u0111i\u1ec3m)<\/strong>Cho h\u00ecnh l\u0103ng tr\u1ee5 ABC.A\u2019B\u2019C\u2019 c\u00f3 \u0111\u00e1y ABC l\u00e0 tam gi\u00e1c \u0111\u1ec1u c\u1ea1nh a, \u0111\u1ec9nh A\u2019 c\u00e1ch \u0111\u1ec1u A, B, C. G\u00f3c gi\u1eefa c\u1ea1nh b\u00ean v\u00e0 m\u1eb7t \u0111\u00e1y c\u1ee7a l\u0103ng tr\u1ee5 b\u1eb1ng 60<\/p>\n0<\/dd>\n. T\u00ednh theo a th\u1ec3 t\u00edch kh\u1ed1i l\u0103ng tr\u1ee5 ABC.A\u2019B\u2019C\u2019. X\u00e1c \u0111\u1ecbnh t\u00e2m v\u00e0 t\u00ednh thep a b\u00e1n k\u00ednh m\u1eb7t c\u1ea7u ngo\u1ea1i ti\u1ebfp h\u00ecnh ch\u00f3p A\u2019.ABC.<\/p>\n
C\u00e2u 8 (1,0 \u0111i\u1ec3m).<\/strong>Trong m\u1eb7t ph\u1eb3ng t\u1ecda \u0111\u1ed9 Oxy, cho tam gi\u00e1c ABC n\u1ed9i ti\u1ebfp \u0111\u01b0\u1eddng tr\u00f2n t\u00e2m I(2;1), b\u00e1n k\u00ednh R = 5. Ch\u00e2n \u0111\u01b0\u1eddng cao h\u1ea1 t\u1eeb B, C, A c\u1ee7a tam gi\u00e1c ABC l\u1ea7n l\u01b0\u1ee3t l\u00e0 D(4;2), E(1;-2) v\u00e0 F.T\u00ecm t\u1ecda \u0111\u1ed9 t\u00e2m \u0111\u01b0\u1eddng tr\u00f2n n\u1ed9i ti\u1ebfp c\u1ee7a tam gi\u00e1c DEF, bi\u1ebft r\u1eb1ng A c\u00f3 tung \u0111\u1ed9 d\u01b0\u01a1ng.<\/p>\n![](\"http:\/\/img.toanhoc247.com\/picture\/2015\/0829\/de-thi-thu-thptqg-2016-toan-2.png\")
<\/p>\n
\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 1<\/strong><\/h3>\n![](\"http:\/\/img.toanhoc247.com\/picture\/2015\/0829\/de-thi-thu-thptqg-2016-toan-3.png\")
<\/strong><\/p>\nTheo Tuyensinh247.com<\/strong><\/p>\nT\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n To\u00e1n \u0111\u1ec1 s\u1ed1 1 c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, xem \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec1 thi v\u00e0 \u0111\u00e1p \u00e1n d\u01b0\u1edbi \u0111\u00e2y. \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 1 C\u00e2u 1 (2,0 \u0111i\u1ec3m)Cho h\u00e0m s\u1ed1 y = x 3 \u2013 3x 2 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[19],"tags":[],"yoast_head":"\n
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C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12 l\u1edbn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam","article_author":"www.facebook.com\/lop12.edu.vn\/","article_published_time":"2016-03-19T22:08:37+00:00","article_modified_time":"2016-03-20T15:42:10+00:00","og_image":[{"url":"http:\/\/img.toanhoc247.com\/picture\/2015\/0829\/de-thi-thu-thptqg-2016-toan-1.png"}],"author":"Lop12","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Lop12","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-nam-2016-de-so-1\/","url":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-nam-2016-de-so-1\/","name":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 - \u0110\u1ec1 s\u1ed1 1","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2016-03-19T22:08:37+00:00","dateModified":"2016-03-20T15:42:10+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/8219caa3d91a087a4ce81b8b5ac734b5"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-nam-2016-de-so-1\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-nam-2016-de-so-1\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-nam-2016-de-so-1\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 1"}]},{"@type":"WebSite","@id":"https:\/\/lop12.edu.vn\/#website","url":"https:\/\/lop12.edu.vn\/","name":"Lop12.edu.vn - 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C\u00e2u 1 (2,0 \u0111i\u1ec3m)<\/strong>Cho h\u00e0m s\u1ed1 y = x<\/p>\n \u2013 3x<\/p>\n + 4.<\/p>\n a)Kh\u1ea3o s\u00e1t s\u1ef1 bi\u1ebfn thi\u00ean v\u00e0 v\u1ebd \u0111\u1ed3 th\u1ecb (C) c\u1ee7a h\u00e0m s\u1ed1 \u0111\u00e3 cho.<\/p>\n b)Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb (C) t\u1ea1i giao \u0111i\u1ec3m c\u1ee7a (C) v\u1edbi \u0111\u01b0\u1eddng th\u1eb3ng (d): y = -5x + 7.<\/p>\n C\u00e2u 2 (1,0 \u0111i\u1ec3m).<\/strong><\/p>\n a)Gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh cosx + cos3x = 2cos<\/p>\n x.<\/p>\n C\u00e2u 5 (0,5 \u0111i\u1ec3m).<\/strong>T\u1ea1i m\u1ed9t k\u00ec thi SEA Games, m\u00f4n b\u00f3ng \u0111\u00e1 nam c\u00f3 10 \u0111\u1ed9i b\u00f3ng tham d\u1ef1 (trong \u0111\u00f3 c\u00f3 \u0111\u1ed9i Vi\u1ec7t Nam v\u00e0 \u0111\u1ed9i Th\u00e1i Lan). Ban t\u1ed5 ch\u1ee9c b\u1ed1c th\u0103m ng\u1eabu nhi\u00ean \u0111\u1ec3 chia 10 \u0111\u1ed9i b\u00f3ng n\u00f3i tr\u00ean th\u00e0nh 2 b\u1ea3ng A v\u00e0 B, m\u1ed7i b\u1ea3ng 5 \u0111\u1ed9i. T\u00ednh x\u00e1c su\u1ea5t \u0111\u1ec3 \u0111\u1ed9i Vi\u1ec7t Nam v\u00e0 \u0111\u1ed9i Th\u00e1i Lan \u1edf c\u00f9ng m\u1ed9t b\u1ea3ng.<\/p>\n C\u00e2u 6 (1,0 \u0111i\u1ec3m).<\/strong>Trong kh\u00f4ng gian v\u1edbi h\u1ec7 t\u1ecda \u0111\u1ed9 Oxyz, cho b\u1ed1n \u0111i\u1ec3m A(3;2;3), B(1;0;2), C(-2;3;4), D(4;-3;3). L\u1eadp ph\u01b0\u01a1ng tr\u00ecnh m\u1eb7t ph\u1eb3ng (BCD). T\u00ecm ph\u01b0\u01a1ng tr\u00ecnh h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a \u0111\u01b0\u1eddng th\u1eb3ng AB l\u00ean m\u1eb7t ph\u1eb3ng (BCD).<\/p>\n C\u00e2u 7 (1,0 \u0111i\u1ec3m)<\/strong>Cho h\u00ecnh l\u0103ng tr\u1ee5 ABC.A\u2019B\u2019C\u2019 c\u00f3 \u0111\u00e1y ABC l\u00e0 tam gi\u00e1c \u0111\u1ec1u c\u1ea1nh a, \u0111\u1ec9nh A\u2019 c\u00e1ch \u0111\u1ec1u A, B, C. G\u00f3c gi\u1eefa c\u1ea1nh b\u00ean v\u00e0 m\u1eb7t \u0111\u00e1y c\u1ee7a l\u0103ng tr\u1ee5 b\u1eb1ng 60<\/p>\n . T\u00ednh theo a th\u1ec3 t\u00edch kh\u1ed1i l\u0103ng tr\u1ee5 ABC.A\u2019B\u2019C\u2019. X\u00e1c \u0111\u1ecbnh t\u00e2m v\u00e0 t\u00ednh thep a b\u00e1n k\u00ednh m\u1eb7t c\u1ea7u ngo\u1ea1i ti\u1ebfp h\u00ecnh ch\u00f3p A\u2019.ABC.<\/p>\n C\u00e2u 8 (1,0 \u0111i\u1ec3m).<\/strong>Trong m\u1eb7t ph\u1eb3ng t\u1ecda \u0111\u1ed9 Oxy, cho tam gi\u00e1c ABC n\u1ed9i ti\u1ebfp \u0111\u01b0\u1eddng tr\u00f2n t\u00e2m I(2;1), b\u00e1n k\u00ednh R = 5. Ch\u00e2n \u0111\u01b0\u1eddng cao h\u1ea1 t\u1eeb B, C, A c\u1ee7a tam gi\u00e1c ABC l\u1ea7n l\u01b0\u1ee3t l\u00e0 D(4;2), E(1;-2) v\u00e0 F.T\u00ecm t\u1ecda \u0111\u1ed9 t\u00e2m \u0111\u01b0\u1eddng tr\u00f2n n\u1ed9i ti\u1ebfp c\u1ee7a tam gi\u00e1c DEF, bi\u1ebft r\u1eb1ng A c\u00f3 tung \u0111\u1ed9 d\u01b0\u01a1ng.<\/p>\n Theo Tuyensinh247.com<\/strong><\/p>\n T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":" \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n To\u00e1n \u0111\u1ec1 s\u1ed1 1 c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, xem \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec1 thi v\u00e0 \u0111\u00e1p \u00e1n d\u01b0\u1edbi \u0111\u00e2y. \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 1 C\u00e2u 1 (2,0 \u0111i\u1ec3m)Cho h\u00e0m s\u1ed1 y = x 3 \u2013 3x 2 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[19],"tags":[],"yoast_head":"\n<\/p>\n<\/p>\n\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 1<\/strong><\/h3>\n
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