\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n \u2013 THPT Proh t\u1ec9nh L\u00e2m \u0110\u1ed3ng n\u0103m 2016 gi\u00fap em c\u1ee7ng c\u1ed1 ki\u1ebfn th\u1ee9c chu\u1ea9n b\u1ecb t\u1ed1t cho k\u00ec thi quan tr\u1ecdng s\u1eafp t\u1edbi<\/p>\n
C\u00e2u 4 ( 1 \u0111i\u1ec3m)<\/strong><\/p>\n Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb h\u00e0m s\u1ed1 y = 4x4<\/sup> + x2<\/sup> \u2013 3 t\u1ea1i \u0111i\u1ec3m c\u00f3 ho\u00e0nh \u0111\u1ed9 x0<\/sub> = 1<\/p>\n C\u00e2u 5 ( 1 \u0111i\u1ec3m)<\/strong><\/p>\n Cho h\u00e0m s\u1ed1 y= 2\/3 x3<\/sup> \u2013 mx2<\/sup> \u2013 2(3m2<\/sup> \u2013 1)x\u00a0 + 2\/3<\/p>\n T\u00ecm y \u0111\u1ec3 y\u2019=0 c\u00f3 hai nghi\u1ec7m ph\u00e2n bi\u1ec7t x1<\/sub>; x2 <\/sub>sao cho x1<\/sub> x2<\/sub>+2(x1<\/sub>+ x2<\/sub>)=1<\/p>\n C\u00e2u 6 ( 3 \u0111i\u1ec3m)<\/strong><\/p>\n Cho h\u00ecnh ch\u00f3p S.ABCD c\u00f3 \u0111\u00e1y ABCD l\u00e0 h\u00ecnh vu\u00f4ng c\u1ea1nh a. C\u1ea1nh SA vu\u00f4ng g\u00f3c v\u1edbi m\u1eb7t ph\u1eb3ng (ABCD) v\u00e0 SA = a c\u0103n 6\/3<\/p>\n 1.Ch\u1ee9ng minh BD vu\u00f4ng g\u00f3c v\u1edbi (SAC)<\/p>\n 2.X\u00e1c \u0111\u1ecbnh v\u00e0 t\u00ednh g\u00f3c gi\u1eefa SC v\u00e0 m\u1eb7t ph\u1eb3ng (ABCD)<\/p>\n 3.t\u00ednh kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111\u01b0\u1eddng th\u1eb3ng AB v\u00e0 SC.<\/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 \u2013 THPT Proh t\u1ec9nh L\u00e2m \u0110\u1ed3ng n\u0103m 2016 gi\u00fap em c\u1ee7ng c\u1ed1 ki\u1ebfn th\u1ee9c chu\u1ea9n b\u1ecb t\u1ed1t cho k\u00ec thi quan tr\u1ecdng s\u1eafp t\u1edbi C\u00e2u 4 ( 1 \u0111i\u1ec3m) Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb h\u00e0m s\u1ed1 y = 4×4 + x2 \u2013 3 […]<\/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