4. (9 points) A table of values for f(x), g(x), f (x), and g (x) has been given. g(X) f'(x) g (x) 4 3 2 5 4 4 2 0 3 6 a) If h(x) = (f+g)(x), find h' (0). b) If h(x) =f(x)g(x), find h' (1). f(x) c) If h(x) = g(x) find h' (1). 5. (6 points) Sketch a graph of a function satisfying the following properties. 1) f has a domain of all real numbers 2) fis continuous for all real numbers 3) /(-1) =2 4) f '(1) does not exist 5)f (x) > 0 for x -1