Question

For what value of x is the rational expression below equal to zero x-8 x+8

Answer 1

(x−8)/(x+8) = 0
(x−8) = 0
x = 8

Answer 2

x=8

Explanation:

Given is a rational expression

`(x-8)/(x+8)`

This term is undefined for x=-8

Domain is all values except -8

The value =0 gives

numerator =0

x-8=0

x=8

When x=8 the rational expression below equals 0