Answer:
407
Step-by-step explanation:
Answer: 64
A function is positive if it lies above the x axis.
This function is positive before x = -4, i.e. over the interval
It is negative elsewhere, i.e. over the interval
So, the only correct option is the second one.
.
A. x = 2, x = 3, or x = 4
I got 100%