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Find-the-value-of-Q-if-Q-0-pi-2-ln-1-sinx-1-cosx-dx-




Question Number 1788 by 112358 last updated on 26/Sep/15
Find the value of Q if               Q=∫_0 ^( π/2) ln(((1+sinx)/(1+cosx)))dx .
$${Find}\:{the}\:{value}\:{of}\:{Q}\:{if}\: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:{Q}=\int_{\mathrm{0}} ^{\:\pi/\mathrm{2}} {ln}\left(\frac{\mathrm{1}+{sinx}}{\mathrm{1}+{cosx}}\right){dx}\:. \\ $$$$ \\ $$
Commented by John_Haha last updated on 21/Nov/15
assume p=pi/2 −x and you will get zero
$${assume}\:{p}={pi}/\mathrm{2}\:−{x}\:{and}\:{you}\:{will}\:{get}\:{zero} \\ $$

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