Question 55, 13.1.7 > HW Score: 80.67%, 67.76 of 84 points Part 1 013 Q?) Points: 0 of 1 The derivative of a continuous function f is given. Find the open intervals on which f is (a) increasing: (b) decreasing; and (c) nd the x-values of all relative extrema. ' i f'(x) = (x + 3)(x 5)2 (E (a) For which interval(s) is the function increasing? Select the correct choice below and, if necessary, ll in the answer box within your choice. 0 A- The function is increasing on l_' (Type your answer in interval notation. Use a comma to separate answers as needed.) B. The function is never increasing