2. Let f be the continuous function defined by [-1,8] whose graph, consisting of two line segments, is shown below. Let g and h be the functions defined by g (x) = vx2 + x - 3 and h(x) = ex + 9 cos x. -6- 6 Graph of f a. The function k is defined by k(x) = f(x) . g(x). Find k'(0). b. The function m is defined by m(x) = _. Find m' (5). 29(x)' c. Find the value of x for -1