Question

Let g(x) = 3f(x) + 5 and let f′(4) = 2. Find g′(4).

Answer 1

differentiate both sides of your equation with respect to x : g'(x) = 3f'(x) , so g'(4) = 3f'(4) = 3(2) = 6

Answer 2

Perfect! Thank you so much!