a SO CNOT BAC LIEU I\AM HOC MOx: ToAN t2 KTEM TRA HQC XY OB CTTINH THTJC T 2016-2017 Thdi gian ldm bdi"' 90 phut (50 cdu *dc nghiQm) Me.16 896 Hg, t6n hoc sinh: 56 b6o danh: Ciu 1: Gi6i b6t phuong tr\nh 72" 6) o (o'1og, C ( ;o) u (togu 7;+.o) - 7t+r + > dugc tAp nghi0m ld: B ( ; o) u (tog, o;ru) , (o'log, 7) Ciu?: Cho logr S: a Tinh logrr 50 theo a A log,, ,O = 5(a + 1) B logr, 50 = 5(2a + 1) T r(a+t) C log,r tO = , D logrr Cflu 3: Tinh dao hdm cua hdm s6 y t.y'=1r : t, = 2a+l ? ln(2r) B.y,=: " 2t C.y,=zln(zr) D.s,=l r -\ -/ r Ciu 4: Tim tAt cb, circ gi6 tri thuc crja m d6 ducrng thang U = m cit OO thi cua ham s6 g = trs + 3r2 t?i ba di6rn phAn bi6t A.0