Hi,

This is the integral I need to take

I get to this then dont know what to do dθ

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- October 1st 2010, 12:52 PMhighc1157Tricky trig sub integration
Hi,

This is the integral I need to take

I get to this then dont know what to do dθ - October 1st 2010, 01:03 PMpickslides
What substitution did you make?

Did you try

Also remember - October 1st 2010, 01:07 PMSoroban
Hello, highc1157!

You didn't complete the substitution . . .

Quote:

Got it?

- October 1st 2010, 02:30 PMhighc1157
yea i get that :) thanks a lot Sorobon,

but i'm still having trouble i used the identity for the integral of sine squared and my answer looks nothing like the answer in my book :( - October 2nd 2010, 03:57 PMmr fantastic
Once you have an answer in terms of you will have to back-substitute to get the answer in terms of . If you need more help, please show

**all**the details of your working (not just one or two steps). I'm sure your classnotes and textbook will have examples to follow ....