The equation of the plane perpendicular to the line and passing through the point

MATHEMATICS · Single correct · ISC · Mathematics · Three-Dimensional Geometry · Three-Dimensional Geometry

Problem

The equation of the plane perpendicular to the line

\frac{x-1}{1}=\frac{y-2}{-1}=\frac{z+1}{2}

and passing through the point

(2, 3, 1)

, is (1)

r. (\hat{i} + \hat{j} + 2\hat{k}) = 1

(2)

r. (\hat{i} - \hat{j} + 2\hat{k}) = 1

(3)

r. (\hat{i} - \hat{j} + 2\hat{k}) = 7

(4) None of these