O (5, 0) FEEDBACK Content attribution QUESTION 21 . 1 POINT Given the function f(x) = 3a /, which of the following is a valid formula for the instantaneous rate of change at x = 125? Select the correct answer below: 3h1/3 + 15 O lim h-+0 h 3(125 + h)1/3 - 3h1/3 O lim h-+ h 3(125 + h)1/3 - 15 lim h-+0 h 15 - 3h1/3 O lim h-+0 h FEEDBACK Content attribution QUESTION 22 - 1 POINT