18. Suppose the differentiable function f(x) satisfies: f(3) = -2, and f'(3) = 6. Calculate the derivative of r². f(x) w
Posted: Thu Jul 07, 2022 2:25 pm
18. Suppose the differentiable function f(x) satisfies: f(3) = -2, and f'(3) = 6. Calculate the derivative of r². f(x) when x = 3. (A) 16 (B) 42 (C) -12 (D) 14 (E) 20