Di, KIEM TRA CI{AT LIIQNG DAUNAM NAM Hgc 201G2017 M0n thi: Toin 12 Thiri gian lim biri: 180 phit, khdng k6 thiri gian ph{t dii SO GT} $ DT BAC NINH TRI'ONG THPT HAN TIilTY$N Ciu I (t,0 -li6m) l Cho n ld sli tu nhi6n th6 a menC| = 45 Tinh gi6 Cho /(x) = sin2x+cosx Ciu III (r,0 ili6m) Cho him ,6 y =:l+ i bi6u thric - 24 fi* f'(r) Ciu II (1,0 ili6m) Cho mm st5 71x; = mxt - 3x' r t{ + nu + l Tim m d6 /' (r) > 0, Vx e R Vi€t phuong trinh ti6p ruy6n voi AO tH Ui.it ti6p tuyiin c6 ,:, ne^ so goc Dang - i Ciiu IV (1,0 ili6m) Tinh gioi tt* hry*# ' x+2 yt +5x_14 Ciu V (1,0 iti6m) Trong m4t ph'ing voi hQ tqa d0 Oxy, cho hai di6m A(1;2), Bt3;l) Vitit phuong trinh duong thing iti qua hai