Two parallel lines having equal angles of inclination $\theta_{1}=\theta_{2}$ then $m_{1}=$

E

Editor

Sep 18, 2022

Two parallel lines having equal angles of inclination $\theta_{1}=\theta_{2}$ then $m_{1}=$

Difficulty: Easy

A:

m_{2}

B:

-m_{1}

C:

\frac{1}{-m_{1}}

D:

\frac{1}{m_{2}}

ID: 63273db9ca83163ac3a11163