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{"id":6789,"date":"2016-11-22T09:02:49","date_gmt":"2016-11-22T09:02:49","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=6789"},"modified":"2016-11-22T09:02:49","modified_gmt":"2016-11-22T09:02:49","slug":"de-thi-hoc-ki-2-lop-11-nam-2016-mon-toan-thpt-quy-hop-2","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/de-thi-hoc-ki-2-lop-11-nam-2016-mon-toan-thpt-quy-hop-2\/","title":{"rendered":"\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 n\u0103m 2016 m\u00f4n To\u00e1n THPT Q\u00f9y H\u1ee3p 2"},"content":{"rendered":"

\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2016 c\u1ee7a tr\u01b0\u1eddng THPT Q\u00f9y H\u1ee3p 2, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, c\u00e1c em c\u00f9ng l\u00e0m th\u1eed v\u00e0 so s\u00e1nh \u0111\u00e1p \u00e1n nh\u00e9:<\/p>\n

C\u00e2u 2 ( 2 \u0111i\u1ec3m)<\/strong><\/p>\n

t\u00ecm \u0111\u1ea1o h\u00e0m c\u1ee7a c\u00e1c h\u00e0m s\u1ed1 sau:<\/p>\n

a)\u00a0 $\"y=\\frac{1}{4}x^{4}+2x^{2}-x+1\"$ <\/p>\n

b) \u00a0y= sin2x + 4 cos x<\/p>\n

C\u00e2u 4. (3.25 \u0111i\u00ea\u0309m).<\/strong>\u00a0Cho h\u00ecnh ch\u00f3p\u00a0S.ABCD<\/em>\u00a0\u0111\u00e1y\u00a0ABCD<\/em>\u00a0l\u00e0 h\u00ecnh vu\u00f4ng c\u1ea1nh\u00a0a,<\/em>\u00a0t\u00e2m\u00a0O<\/em>. C\u1ea1nh b\u00ean\u00a0SA = 2a<\/em>\u00a0v\u00e0\u00a0SA<\/em>\u00a0vu\u00f4ng g\u00f3c v\u1edbi (ABCD). G\u1ecdi H v\u00e0 K l\u1ea7n l\u01b0\u1ee3t l\u00e0 trung \u0111i\u1ec3m c\u1ee7a c\u1ea1nh BC v\u00e0 CD<\/em>.<\/p>\n

a)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ch\u1ee9ng minh r\u1eb1ng HK\u00a0<\/em>vu\u00f4ng g\u00f3c v\u1edbi\u00a0mp (SAC)<\/em><\/p>\n

b)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u00e1c \u0111\u1ecbnh v\u00e0 t\u00ednh g\u00f3c gi\u1eefa\u00a0SO<\/em>\u00a0v\u00e0 m\u1eb7t ph\u1eb3ng\u00a0(ABCD)<\/em><\/p>\n

c) T\u00ednh kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111\u01b0\u1eddng th\u1eb3ng \u00a0HK\u00a0<\/em>v\u00e0\u00a0S<\/em>D<\/em>.<\/p>\n

$\"\"$ <\/p>\n

\u00a0\u00a0\u0110\u00c1P \u00c1N THI H\u1eccC K\u00cc 2 L\u1edaP 11 M\u00d4N TO\u00c1N<\/strong>\u00a0 THPT QU\u1ef2 H\u1ee2P 2<\/strong><\/p>\n

<\/h4>\n
$\"\"$ <\/p>\n
$\"\"$ <\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2016 c\u1ee7a tr\u01b0\u1eddng THPT Q\u00f9y H\u1ee3p 2, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, c\u00e1c em c\u00f9ng l\u00e0m th\u1eed v\u00e0 so s\u00e1nh \u0111\u00e1p \u00e1n nh\u00e9: C\u00e2u 2 ( 2 \u0111i\u1ec3m) t\u00ecm \u0111\u1ea1o h\u00e0m c\u1ee7a c\u00e1c h\u00e0m s\u1ed1 sau: a)\u00a0 b) \u00a0y= sin2x + 4 cos x C\u00e2u […]<\/p>\n","protected":false},"author":2,"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":[171],"tags":[],"yoast_head":"\n\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 n\u0103m 2016 m\u00f4n To\u00e1n THPT Q\u00f9y H\u1ee3p 2<\/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\/de-thi-hoc-ki-2-lop-11-nam-2016-mon-toan-thpt-quy-hop-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 n\u0103m 2016 m\u00f4n To\u00e1n THPT Q\u00f9y H\u1ee3p 2\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2016 c\u1ee7a tr\u01b0\u1eddng THPT Q\u00f9y H\u1ee3p 2, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, c\u00e1c em c\u00f9ng l\u00e0m th\u1eed v\u00e0 so s\u00e1nh \u0111\u00e1p \u00e1n nh\u00e9: C\u00e2u 2 ( 2 \u0111i\u1ec3m) t\u00ecm \u0111\u1ea1o h\u00e0m c\u1ee7a c\u00e1c h\u00e0m s\u1ed1 sau: a)\u00a0 b) \u00a0y= sin2x + 4 cos x C\u00e2u […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/de-thi-hoc-ki-2-lop-11-nam-2016-mon-toan-thpt-quy-hop-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - 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