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calculate-0-pi-4-ln-cosx-sinx-dx-




Question Number 92089 by mathmax by abdo last updated on 04/May/20
calculate ∫_0 ^(π/4) ln(cosx+sinx)dx
$${calculate}\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{4}}} {ln}\left({cosx}+{sinx}\right){dx} \\ $$

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