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calculate-0-pi-4-e-2x-ln-1-cosx-dx-




Question Number 78624 by mathmax by abdo last updated on 19/Jan/20
calculate ∫_0 ^(π/4) e^(−2x) ln(1+cosx)dx
$${calculate}\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{4}}} {e}^{−\mathrm{2}{x}} {ln}\left(\mathrm{1}+{cosx}\right){dx} \\ $$

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