The graph of the function f(x) = -(x + 3)(x - 1) is shown
below.
Which statement about the function is true?
The function is positive for all real values of x where
x < -1.
The function is negative for all real values of x where
X<-3 and where x > 1.
The function is positive for all real values of x where
x>0.
The function is negative for all real values of x where
X<-3 or x>-1.