Question

The graph of the function f(x)=-(x+6)(x+2) is shown below. What statement about the function is true ?

Answer 1

Answer:

A

Step-by-step explanation:

in x<-4 the derivative is positive so the function is increasing.

in x>-4 the derivative is negative so the function is decreasing

increasing in (-infinity,-4)

decreasing in (-4,infinity)