Hi, im trying out a problem in schaum's advanced calculus ans on pg 380, chap. 15, i met this problem:

Evaluate

onwards, the substitution is used, and this is what is found after substitution:

and this is what i get:

what is wrong?

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- Nov 14th 2011, 01:15 AMphycdudesubstitution in gamma integral
Hi, im trying out a problem in schaum's advanced calculus ans on pg 380, chap. 15, i met this problem:

Evaluate

onwards, the substitution is used, and this is what is found after substitution:

and this is what i get:

what is wrong? - Nov 14th 2011, 01:54 AMFernandoRevillaRe: substitution in gamma integral
Just a typo in that book. The integral should be

- Nov 14th 2011, 02:25 AMphycdudeRe: substitution in gamma integral
oh, i thought i was making really silly algebra mistakes.

cheers