Can somebody me. what is the greatest common factor (gcf) of 15 and 6x? the factors of 15 are the factors of 6x are the gcf of 15 and 6x is

The graph of the function f(x) = (x + 2)(x + 6) is shown below. which statement about the function is true? the function is positive for all real values of x where x > –4. the function is negative for all real values of x where –6 < x < –2. the function is positive for all real values of x where x < –6 or x > –3. the function is negative for all real values of x where x < –2.