Question

If (x + 8) is a factor of f(x), which of the following must be true?

Answer 1

Answer:

$x = -8$ is a root.

$f(-8) = 0$ is correct.

Step-by-step explanation:

As

$(x + 8)$ is a factor of $f(x)$

then it must be

$x = -8$ is a root.

Therefore,

$f(-8) = 0$ is correct.