At which values of x does the function f(x) have a vertical asymptote? check all that apply.

ANSWER

A. 1

D. 8

EXPLANATION

The vertical asymptote occurs at where the denominator of a rational function in its simplest form is equal to zero.

The rational function given is

This rational function is in it's simplest form.

The vertical asymptotes occurs at

By the zero product principle, we must have either

This implies that

Options A and D are correct.