\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2017 m\u00f4n To\u00e1n – THPT Chuy\u00ean B\u1eafc K\u1ea1n, t\u1ed5 ch\u1ee9c l\u1ea7n 1.<\/p>\n
C\u00e2u 5:<\/strong> G\u1ecdi M, N l\u1ea7n l\u01b0\u1ee3t l\u00e0 GTLN, GTNN c\u1ee7a h\u00e0m s\u1ed1: y = x3<\/sup> \u2013 3x2<\/sup> + 1 tr\u00ean [1; 2]. Khi \u0111\u00f3 t\u1ed5ng M+N b\u1eb1ng:<\/p>\n A. <\/strong>2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 B. <\/strong>-4\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C. <\/strong>0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D. <\/strong>-2<\/p>\n C\u00e2u 6:<\/strong> Trong c\u00e1c m\u1ec7nh \u0111\u1ec1 sau m\u1ec7nh \u0111\u1ec1 n\u00e0o \u0111\u00fang:<\/p>\n A. <\/strong>M\u1ed7i h\u00ecnh \u0111a di\u1ec7n c\u00f3 \u00edt nh\u1ea5t b\u1ed1n \u0111\u1ec9nh<\/p>\n B. <\/strong>M\u1ed7i h\u00ecnh \u0111a di\u1ec7n c\u00f3 \u00edt nh\u1ea5t ba \u0111\u1ec9nh<\/p>\n C. <\/strong>S\u1ed1 \u0111\u1ec9nh c\u1ee7a m\u1ed9t\u00a0 h\u00ecnh \u0111a di\u1ec7n l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng s\u1ed1 c\u1ea1nh c\u1ee7a n\u00f3<\/p>\n D. <\/strong>S\u1ed1 m\u1eb7t c\u1ee7a m\u1ed9t h\u00ecnh \u0111a di\u1ec7n\u00a0 l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng s\u1ed1 c\u1ea1nh c\u1ee7a n\u00f3<\/p>\n <\/p>\n Theo Tuyensinh247<\/p>\n","protected":false},"excerpt":{"rendered":" \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2017 m\u00f4n To\u00e1n – THPT Chuy\u00ean B\u1eafc K\u1ea1n, t\u1ed5 ch\u1ee9c l\u1ea7n 1. C\u00e2u 5: G\u1ecdi M, N l\u1ea7n l\u01b0\u1ee3t l\u00e0 GTLN, GTNN c\u1ee7a h\u00e0m s\u1ed1: y = x3 \u2013 3×2 + 1 tr\u00ean [1; 2]. Khi \u0111\u00f3 t\u1ed5ng M+N b\u1eb1ng: A. 2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 B. -4\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C. 0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D. -2 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":[28],"tags":[],"yoast_head":"\n