(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Evaluate

∞

∫ x^{1/2}e^{-x}dx

0

(This is the gamma function evaluated at 3/2)

2. Relevant equations

3. The attempt at a solution

I've tried integration by parts, but it doesn't seem to work.

Thanks for any help!

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# Homework Help: Evaluate this (improper) integral

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