please help with 18 and 19

X Question 18 0/1 pt O Details Assume that f (x) is a differentiable function for all x. Find the derivative of each of the functions h (x). For the purpose of this exercise, use f for f (x) and F for f (z). h(x) = xlof (x) h (z) = 11x1of X Question Help: Message instructor _ Post to forum X Question 19 C0/1 pt @ Details Assume that f (x) and g (x) are both differentiable functions for all x. Find the derivative of the function h (). For the purpose of this exercise, use f for f (x), F for f' (x), g for g (x) and G for g' (2). h (2) = f (a)g (x) h' (z ) X O Question Help: Message instructor D Post to forum