Question

Let f′(x)=sin(x^2), Find h′′(x) if h(x)=f(x^2)
I know that the answer is 2sin(x^4)+8x^4cos(x^4) but I'm not sure how to get it.

Answer 1

Can't really remember differentiation too clearly..

Answer 2

bewbs

Answer 3

Remember dat chain rule

Answer 4

lulu

Answer 5

@Loser66 I know this but I'm drawing a blank at the moment .-.

Answer 6

drawing a blank ;)
lol me too .-.

Answer 7

-HUGS LU LU-

Answer 8

*^*

Answer 9

Omg.. no wonder.. -.-

Answer 10

Thank you!!!