Find the equation of a vertical line passing through the point $( - 1 , - 2 )$
A) $y = - x - 2$
B) $x = - y$
C) $y = - 1$
D) $x = - 1$
E)not possible

Question

Quizplus · Accepted Answer

A vertical line has an undefined slope and takes the form of x = a, where a is a constant. Since the line passes through (-1,-2), the constant a must be -1. Therefore, the equation of the line is x = -1.

Find the Equation of a Vertical Line Passing Through the Point