Part 3: Multiple Select: Choose all of the correct answers. (1 mark each question) 33) Assume that f is differentiable on R and that f(a) =0. Which of the following statements must be true? a) The function h(x) =| f(z) | is continuous at = = a b) The function h(x) =| f(x) | is not differentiable at = = d. c) The function (x) =| f(x) | is differentiable at r = a. d) The function h(x) =| f(x) | is differentiable at r = a if and only if f'(a) = 0. e) The function h(x) = 12 . | f(x) | is differentiable at r = a. 34) Assume that f is differentiable on (-1,5) with f(1) = 0 and If'(x) |