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{"id":2115,"date":"2016-03-28T04:37:20","date_gmt":"2016-03-28T04:37:20","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=2115"},"modified":"2016-11-11T10:30:09","modified_gmt":"2016-11-11T10:30:09","slug":"du-doan-noi-dung-cac-cau-hoi-trong-de-thi-thpt-mon-toan-nam-2016","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/du-doan-noi-dung-cac-cau-hoi-trong-de-thi-thpt-mon-toan-nam-2016\/","title":{"rendered":"D\u1ef1 \u0111o\u00e1n n\u1ed9i dung c\u00e1c c\u00e2u h\u1ecfi trong \u0111\u1ec1 thi THPT m\u00f4n To\u00e1n n\u0103m 2016"},"content":{"rendered":"

Theo nh\u01b0 \u0111\u1ec1 thi c\u1ee7a B\u1ed9 GD&\u0110T \u0111\u01b0a ra trong k\u00ec thi THPT Qu\u1ed1c gia n\u0103m 2015 th\u00ed sinh c\u1ea7n l\u01b0u \u00fd nh\u1eefng n\u1ed9i dung sau \u0111\u00e2y r\u1ea5t c\u00f3 th\u1ec3 s\u1ebd xu\u1ea5t hi\u1ec7n trong \u0111\u1ec1 thi n\u0103m 2016: <\/em><\/p>\n

C\u00e2u 1. H\u00e0m s\u1ed1<\/strong> ( chi\u1ebfm t\u1eeb 10% \u2013 20% trong c\u01a1 c\u1ea5u \u0111i\u1ec3m)<\/p>\n

\u0110\u00e2y l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 \u0111\u1ec3 th\u00ed sinh c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec3m t\u1ed1i \u0111a. N\u1ed9i dung c\u00e2u h\u1ecfi xoay quanh vi\u1ec7c kh\u1ea3o s\u00e1t s\u1ef1 bi\u1ebfn thi\u00ean, v\u1ebd \u0111\u1ed3 th\u1ecb h\u00e0m s\u1ed1 (\u1edf \u00fd 1a) v\u00e0 m\u1ed9t c\u00e2u h\u1ecfi ph\u1ee5 c\u1ee7a ph\u1ea7n kh\u1ea3o s\u00e1t h\u00e0m s\u1ed1 (\u1edf \u00fd 1b)<\/p>\n

Trong c\u00e2u n\u00e0y, th\u00ed sinh c\u1ea7n t\u00ednh to\u00e1n m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c b\u1edfi n\u1ebfu t\u00ednh sai th\u00ec \u0111i\u1ec3m t\u1ed1i \u0111a c\u00e1c em c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c cho c\u00e2u n\u00e0y ch\u1ec9 l\u00e0 0.25\u0111. Khi v\u1ebd \u0111\u1ed3 th\u1ecb ch\u1ee7 y\u1ebfu v\u00e0o c\u00e1c \u0111i\u1ec3m \u0111\u1eb7c bi\u1ec7t, \u0111\u1ed9c l\u1eadp v\u1edbi \u0111\u1ea1o h\u00e0m v\u00e0 b\u1ea3ng bi\u1ebfn thi\u00ean n\u00ean c\u00f3 th\u1ec3 d\u00f9ng d\u00e1ng \u0111i\u1ec7u (\u0111\u1ed3ng bi\u1ebfn, ngh\u1ecbch bi\u1ebfn) c\u1ee7a \u0111\u1ed3 th\u1ecb \u0111\u00e3 v\u1ebd \u0111\u1ec3 ki\u1ec3m tra l\u1ea1i d\u1ea5u c\u1ee7a \u0111\u1ea1o h\u00e0m v\u00e0 b\u1ea3ng bi\u1ebfn thi\u00ean c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed3 th\u1ecb hay kh\u00f4ng?<\/p>\n

C\u00e2u 2. <\/strong>Gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh l\u01b0\u1ee3ng gi\u00e1c ho\u1eb7c t\u00ecm gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t, nh\u1ecf nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1 (chi\u1ebfm 10% trong c\u01a1 c\u1ea5u \u0111i\u1ec3m):<\/p>\n