Question

For what values of x does f(x) = 0?

A) -1, 1, 2
B) -2, -1, 1
C) -3, -1, 1
D) -1, 1, 3

Answer 1

C) -3, -1, 1

Explanation:

`f(x)=0` where the function crosses the x-axis. Therefore, these values of x are -3, -1, and 1.