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find-I-1-2-1-arctan-1-x-2-dx-




Question Number 30558 by abdo imad last updated on 23/Feb/18
find I= ∫_(1/2) ^1   arctan((√(1−x^2 ))   dx  .
$${find}\:{I}=\:\int_{\frac{\mathrm{1}}{\mathrm{2}}} ^{\mathrm{1}} \:\:{arctan}\left(\sqrt{\mathrm{1}−{x}^{\mathrm{2}} }\:\:\:{dx}\:\:.\right. \\ $$

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