\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n c\u1ee7a S\u1edf GD&\u0110T Qu\u1ea3ng Nam n\u0103m 2016, 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 3\u00a0(2 \u0111i\u1ec3m)<\/strong><\/p>\n a) T\u00ednh \u0111\u1ea1o h\u00e0m c\u1ee7a c\u00e1c h\u00e0m s\u1ed1 sau: y= x cos x v\u00e0 \u00a0<\/strong><\/p>\n b) Cho h\u00e0m s\u1ed1 y = x3<\/sup> \u2013 5x + 3 c\u00f3 \u0111\u1ed3 th\u1ecb (C ). Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb (C ) bi\u1ebft ti\u1ebfp tuy\u1ebfn c\u00f3 h\u1ec7 s\u1ed1 g\u00f3c b\u1eb1ng 7<\/p>\n C\u00e2u<\/u>\u00a0<\/u>5<\/u>:\u00a0(3,0 \u0111i\u1ec3m)<\/em><\/strong><\/p>\n Cho h\u00ecnh ch\u00f3p S.ABCD c\u00f3 \u0111\u00e1y ABCD l\u00e0 h\u00ecnh ch\u1eef nh\u1eadt, AB\u00a0 =a\u221a2, AD = a\u221a3; SA vu\u00f4ng g\u00f3c v\u1edbi m\u1eb7t \u0111\u00e1y v\u00e0<\/p>\n a\/ Ch\u1ee9ng minh CD vu\u00f4ng g\u00f3c v\u1edbi (SAD).<\/p>\n b\/ Ch\u1ee9ng minh , t\u00ednh kho\u1ea3ng c\u00e1ch t\u1eeb D \u0111\u1ebfn m\u1eb7t ph\u1eb3ng (SBC).<\/p>\n c\/ G\u1ecdi \u00a0g\u00f3c gi\u1eefa \u0111\u01b0\u1eddng th\u1eb3ng SC v\u00e0 m\u1eb7t ph\u1eb3ng (SBD). T\u00ednh cos\u1d5e.<\/p>\n <\/p>\n \u0110\u00e1p \u00e1n \u0111\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n – S\u1edf GD&\u0110T Qu\u1ea3ng Nam 2016<\/strong><\/p>\n <\/p>\n <\/p>\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 c\u1ee7a S\u1edf GD&\u0110T Qu\u1ea3ng Nam n\u0103m 2016, 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 3\u00a0(2 \u0111i\u1ec3m) a) T\u00ednh \u0111\u1ea1o h\u00e0m c\u1ee7a c\u00e1c h\u00e0m s\u1ed1 sau: y= x cos x v\u00e0 \u00a0 b) Cho h\u00e0m s\u1ed1 y […]<\/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