The graph of the function f(x) = (x + 6)(x + 2) is shown. Which statements describe the graph? Check all that apply.
A.The vertex is the maximum value.
B.The axis of symmetry is x = –4.
C.The domain is all real numbers.
D.The function is increasing over (–∞, –4).
E.The function is negative over (–6, –2).