Question

Find the derivative of y with respect to x. Y= Cos^3(sinx)

Answer 1

\[3-\sin^2(cosx)\]

Answer 2

that's not a subtraction sign.

Answer 3

its -3sin^2(cos)

Answer 4

Thanks, but the answer is -3 cosx sin(sinx) cos^2(sinx)

Answer 5

RIGHT. the chain rule. my bad

Answer 6

Can you show me how to do it, i did it with the chain rule and still get the wrong answer.

Answer 7

Look on wolfram and click "show steps" to see how the chain rule is applied.
http://www.wolframalpha.com/input/?i=differentiate+cos^3%28sin%28x%29%29

Answer 8

Thank you i got the answer :).

Answer 9

yw