... GV Nguyn Khc Hng - THPT Qu Vừ s - http://nguyenkhachuong.tk PNMINHHAKTHIQUCGIA2015MễNTON Cõu1. 1. y= (2,0) x- x +1 Tpxỏcnh:D= Ă \{1}. Timcn ngang: ... 2.Phngtrỡnhhonh giaoimca(C)v(D)l: x- = x- x 2x=0 x +1 x=0hayx=2suyray=ư1hayy=1 0,5 Vyta giaoml(0ư1)hay(21) Cõu 0,25 0,25 1.Giiphngtrỡnh: ( cos x sin x ) + cos x ( sin x + 1)= GV Nguyn Khc Hng - THPT Qu ... 0,25 b) (Q)//(P)=>(Q):x+y+z+D=0(D 2015) d ( I , ( Q ) )= D = -2 0,25 GV Nguyn Khc Hng - THPT Qu Vừ s - http://nguyenkhachuong.tk 0,25 Vy(Q):x+y+z -2 =0 GiAlbinclyc5tmthmangs l,5tmthmangs chntrong...