Homework Help: Use substitution to evaluate the integral

1. Feb 10, 2008

Inept

1. The problem statement, all variables and given/known data

Use substitution to evaluate the integral

2. Relevant equations

∫√(cotx) csc^(2)x dx?

2. Feb 10, 2008

Inept

i tried, but i really have no idea what to do with the sqrt

3. Feb 10, 2008

awvvu

What's the derivative of cot(x)? What do you think your substitution should be based on that?

4. Feb 10, 2008

Inept

i feel stupid.
thanks