Need help with Calc question

x	1	2	3	4
f(x)	4	3	2	1
f'(x)	3	1	4	2
g(x)	1	4	3	2
g'(x)	2	3	1	4

 

 

a) h'(1) if h(x) = sqrt(g(x)

 

b) h'(4) if h(x) = (f(x))^(3/2)