$\displaystyle \int_{1}^{2}\frac{\tan^{-1}x}{\tan^{-1}\frac{1}{x^2-3x+3}}dx$

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- Sep 8th 2013, 02:54 AMpankajIntegrate this one
$\displaystyle \int_{1}^{2}\frac{\tan^{-1}x}{\tan^{-1}\frac{1}{x^2-3x+3}}dx$

- Sep 8th 2013, 07:13 PMzzephodRe: Integrate this one