The lines and are coplanar if

MATHEMATICS · Multi correct · CBSE · Mathematics · Three-Dimensional Geometry · Three-Dimensional Geometry

Problem

The lines

\frac{x-2}{1}=\frac{y-3}{1}=\frac{z-4}{-k}

and

\frac{x-1}{k}=\frac{y-4}{2}=\frac{z-5}{1}

are coplanar if (1)

k=0

(2)

k=-1

(3)

k=2

(4)

k=-3

Related theory

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