Question

What is the slope of the line that contains the points (-2, 8) and (-2, 1)?

9

4

undefined

- 7

4

0

Answer 1

slope of the line = m

(y-y')= m (x-x')
(8-1)= m {-2 -(-2)}
7 = m (-2+2)
7 = m x 0
m= (7÷0)

so m is undefined.

so; the slope of the line is undefined... :)