Which statement about the function is true? The graph of the function f(x) = (x - 4)(x + 1) is shown below. The function is increasing for all real values of x where x<0. O The function is increasing for all real values of x where x < -1 and where x>4 6 4- 2 O The function is decreasing for all real values of x where -1<x<4. The function is decreasing for all real values of x where x < 1.5. 2 4 6 -6-4-2 -2 X 27 4 6