Question

Im sure my answer is right, but I just wanna be certain about my negative sign

Answer 1

question 6?

Answer 2

Yes

Answer 3

http://www.wolframalpha.com/input/?i=derive+cos%5E2%28e%5E%28cos%5E2x%29%29

Answer 4

I typed in one from my book, and the two answers are different

Answer 5

You should enclose the \(\Large -\sin\left(e^{\cos^2(t)}\right)\) in parenthesis to indicate you are multiplying

same for that last -sin(t) term as well

Answer 6

like this

Answer 7

?

Answer 8

much better

Answer 9

thanks

Answer 10

np