Question

Need help with a trig derivative

Answer 1

I am on my ipad, having issues typing out the function

Answer 2

@ganeshie8

Answer 3

g(theta)=cos(theta) over theta to the third power

Answer 4

I got to the end but not sure how else to simplify

(-theta^3 times (sin(theta))-cos(theta)times (2theta^2) all over theta to the 6 power

Answer 5

like this
http://www.wolframalpha.com/input/?i=%28cos%28%5Ctheta%29%2F%28%5Ctheta%5E3%29%29%27

?

Answer 6

The numerator and denominator have a gcf of \(\theta^2\) which can be canceled.

Answer 7

Thanks guys