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find-0-arctan-x-1-x-1-x-2-dx-




Question Number 31462 by abdo imad last updated on 08/Mar/18
find  ∫_0 ^∞  ((arctan(x+(1/x)))/(1+x^2 ))dx.
$${find}\:\:\int_{\mathrm{0}} ^{\infty} \:\frac{{arctan}\left({x}+\frac{\mathrm{1}}{{x}}\right)}{\mathrm{1}+{x}^{\mathrm{2}} }{dx}. \\ $$

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