$\displaystyle \int{\sqrt{\frac{a^2b^2x^2-b^2x^2}{a^2}}}dx$

Please help me to solve this super challenging question !

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- Sep 5th 2009, 11:14 PMZacharyintegration of square root ?
$\displaystyle \int{\sqrt{\frac{a^2b^2x^2-b^2x^2}{a^2}}}dx$

Please help me to solve this super challenging question ! - Sep 5th 2009, 11:27 PMmr fantastic
- Sep 5th 2009, 11:29 PMCaptainBlack
- Sep 5th 2009, 11:59 PMZachary
- Sep 6th 2009, 01:40 AMmr fantastic
- Sep 6th 2009, 03:36 AMHallsofIvy
Mr fantastic's point being that $\displaystyle \sqrt{a^2b^2x^2-b^2x^2}= |bx|\sqrt{a^2- 1}$

- Sep 6th 2009, 07:48 AMCaptainBlack
- Sep 6th 2009, 12:59 PMmr fantastic