Question: The entire graph of f(x) is shown in Figure.
(a) What is the domain of f(x)?
(b) What is the range of f(x)?
(c) List all zeros of f(x).
(d) List all intervals on which f(x) is decreasing.
(e) Is f(x) concave up or concave down at x = 6?
(f) What is f(4)?
(g) Is this function invertible? Explain.