Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n<\/p>\n<\/div>\n
C\u00e2u 1.<\/strong>(2 \u0111i\u1ec3m)<\/em>Cho h\u00e0m s\u1ed1 y = x<\/p>\n \u2013 6x<\/p>\n + 9x \u2013 4, c\u00f3 \u0111\u1ed3 th\u1ecb (C).<\/p>\n 1)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.<\/p>\n 2)Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb (C), bi\u1ebft ti\u1ebfp tuy\u1ebfn \u0111\u00f3 song song v\u1edbi \u0111\u01b0\u1eddng th\u1eb3ng c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh y = 9x \u2013 4.<\/p>\n <\/p>\n C\u00e2u 8.<\/strong>(1 \u0111i\u1ec3m)<\/em>Trong kh\u00f4ng gian v\u1edbi h\u1ec7 tr\u1ee5c t\u1ecda \u0111\u1ed9 Oxyz, cho \u0111i\u1ec3m A(1;1;-5), B(2;4;3), C(1;5;2).<\/p>\n 1)Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh m\u1eb7t ph\u1eb3ng (P) \u0111i qua A v\u00e0 vu\u00f4ng g\u00f3c v\u1edbi BC.<\/p>\n 2)Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh m\u1eb7t c\u1ea7u t\u00e2m I v\u00e0 ti\u1ebfp x\u00fac v\u1edbi m\u1eb7t ph\u1eb3ng (Q): 2x \u2013 y + z \u2013 6 = 0.V\u1edbi I l\u00e0 \u0111i\u1ec3m \u0111\u1ed1i x\u1ee9ng c\u1ee7a \u0111i\u1ec3m A qua \u0111\u01b0\u1eddng th\u1eb3ng BC.<\/p>\n <\/p>\n <\/strong><\/span><\/p>\n <\/span><\/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 m\u00f4n To\u00e1n \u0111\u1ec1 s\u1ed1 2 n\u0103m 2016 c\u00f3 \u0111\u00e1p \u00e1n v\u00e0 l\u1eddi gi\u1ea3i chi ti\u1ebft \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt d\u01b0\u1edbi \u0111\u00e2y. Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 2 C\u00e2u 1.(2 \u0111i\u1ec3m)Cho h\u00e0m s\u1ed1 […]<\/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":[28],"tags":[],"yoast_head":"\n\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 2<\/span><\/strong><\/h3>\n