Question

What are the excluded values?

x-7 / x+9 ( /) represents the line between a fraction in case u didn't know

a. x=7
b.x=9
c.x=-9
d. none of the above

Answer 1

c. x = -9.

Explanation:

The excluded value is the value of x which gives a value of 0 to the denominator, so that value would be x = -9.

Note: (x - 7) / 0 is undefined.