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find-cos-2x-cosx-dx-




Question Number 27597 by abdo imad last updated on 10/Jan/18
find ∫  ((√(cos(2x)))/(cosx)) dx.
$${find}\:\int\:\:\frac{\sqrt{{cos}\left(\mathrm{2}{x}\right)}}{{cosx}}\:{dx}. \\ $$

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