Find the integration of :

(x^3)/(sqrt(x^2+100))

I did the following work, but it seems my answer is not matching to the Wolfram|Alpha' answer.

Attachment 15355

int x^3/(sqrt( x^2 +100)) dx - Wolfram|Alpha

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- Feb 11th 2010, 03:56 AMracewithferrariIntegration by Trig substitution
Find the integration of :

(x^3)/(sqrt(x^2+100))

I did the following work, but it seems my answer is not matching to the Wolfram|Alpha' answer.

Attachment 15355

int x^3/(sqrt( x^2 +100)) dx - Wolfram|Alpha - Feb 11th 2010, 04:24 AMdedust
- Feb 11th 2010, 04:32 AMProve It