# Homework Help: Integrate sin^2

1. Jan 29, 2009

### v0id19

1. The problem statement, all variables and given/known data
For whatever reason, I'm having issues integrating sin2(x)

2. Relevant equations
I can use U-sub, trig-sub, integration by parts, partial fractions, in any combination as needed

3. The attempt at a solution
My brain is failing me, so any hints would be awesome.

Last edited: Jan 29, 2009
2. Jan 29, 2009

### Dick

Re: Tricky Integration

Use a double angle formula for the last one. cos(2x)=?

3. Jan 29, 2009

### miller8605

i have that in my table of integrals in the back of my calc book. That's where i'd look. heh

4. Jan 29, 2009

### v0id19

sweet it worked :D
thanks a bunch