\f1. ( ) Let f(x) = 1 x3 - 2x2 + 16x. Use the Extreme Value Theorem to find the extrema of f on the interval [-2, 2] . 2. . .) For the following function and closed interval, use the Mean Value Theorem to find all values c E (a, b) such that f'(c) = f(6) - f(a) b - a f(x) = vx on [1, 4]