Find the values of so that the lines and are at right angles.

MATHEMATICS · Subjective · CBSE · Mathematics · Three-Dimensional Geometry · Three-Dimensional Geometry

Problem

10. Find the values of

p

so that the lines

\frac{1-x}{3}=\frac{7 y-14}{2 p}=\frac{z-3}{2}

and

\frac{7-7 x}{3 p}=\frac{y-5}{1}=\frac{6-z}{5}

are at right angles.