class 12

Math

3D Geometry

Three Dimensional Geometry

The direction ratios of normal of a plane passing through two points $(0,1,0)$ & $(0,0,1)$ and makes an angle $4π $ with the plane $y−z−5=0$ are (A) $(2,−2 ,2 )$ (B) $(2 ,−1,1)$ (C) $(2 ,1,1)$ (D) $(2,2 ,1)$