[7 pt] 4. Find if y = In (- 1-x ( x + 5) 5 ) Assume that x is restricted so that the function is defined. [5 pt] 5. Find the x-values of the relative minimum and maximum values of the function represented by the graph below on the interval [-2,4]. 3- -2- -2 [7 pt] 6. Given f(x) = x 19x - 5, express the relationship between a small change in x and the corresponding change in y in the form dy = f'(x) dx