Question

Find the ×-intersect of f(×)=(×+5)/(×+3)

a.-1
b.-4
c.-3
d.-5​

Answer 1

d. x=-5

Explanation:

For the x intersect, f(x) needs to be 0.

Then the numerator must be zero (and the denominator may not be zero!).

For x+5 to be zero, x must be -5.