Question is to integrate the following integral by parts

Is this right?

The answer is given as

but I can't see how

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- Nov 19th 2008, 01:47 AMCrakaintegral of (x+3)e^-x by parts
Question is to integrate the following integral by parts

Is this right?

The answer is given as

but I can't see how - Nov 19th 2008, 02:11 AMMath_Helper
- Nov 19th 2008, 02:14 AMMath_Helper
- Nov 19th 2008, 02:16 AMCraka
Sorry, was I right in my answer?

- Nov 19th 2008, 02:19 AMMath_Helper
all its right, but you didn't finish your answer

- Nov 19th 2008, 02:48 AMCraka
how do you mean I didn't finish my answer?

- Nov 19th 2008, 02:53 AMmr fantastic
- Nov 19th 2008, 12:21 PMCraka
whoops. Thanks.