Question

Let f and g be functions that satisfy f'(2)=−10 and g'(2)=1. Find h(2) for the function h given below:

h(x)=12f(x)
h'(2)=?

Answer 1

h'(x)=12f'(x)
so,
h'(2)=12f'(2)
=12(-10)
=-120