I am pretty sure I need to use integration by parts, but I cannot get anywhere with this.

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- Mar 16th 2010, 03:36 PMblackwrxNeed help with indefinite integral
I am pretty sure I need to use integration by parts, but I cannot get anywhere with this.

- Mar 16th 2010, 03:52 PMtonio
- Mar 16th 2010, 03:53 PMMoo
Hello,

First substitute and then use once an integration by parts. - Mar 16th 2010, 04:00 PMAryth
You could try a substitution first...

Let ,

Your integral becomes:

That is easily integrable by parts.

, , ,

And there you go. - Mar 16th 2010, 04:21 PMblackwrx
Where did the come from? What happened to the original ?

- Mar 16th 2010, 04:23 PMblackwrx
Nevermind, I see with the substitution that dw=2x times the w=x^2 does indeed solve my problem. Thanks guys.