Let F(x)=f(x^4) and G(x)=(f(x))^4

Question

You also know that a^3=6 , f(a)=3 , f'(a)=9 , f'(a^4)=14

Then F'(a)= ?
and G'(a)= ?

Answer 1

F'(x) = f'(x) * 4x^3
so,
F'(a) = 9 * 4*6 = 216
now do G' in like wise