Consider the following table of values of the functions f and g and their derivatives at various points. a. Find D (fig(x)]) at x = 4. b. Find D,(g[f(x)]) at x = 1. X 2 f (x) 2 3 f' (x) - 8 -3 9 g(x) 3 4 2 g'(x) 7/9 1/9 5/9 4/9