. Let f be the continuous function defined on (−1,8 ) whose graph, consisting of two line segments, is shown above. let g and h be the functions defined by g(x )= squareroot of x^2−x + 3 and h(x )= 5e^x-9sin x .
(a) The function k is defined by k (x)= f (x) g (x) . Find k ' (0)
a picture of the graph of f(x) and the problem