Question Number 20404 by Yozzzzy last updated on 26/Aug/17
$$\int_{\mathrm{0}} ^{\:\pi/\mathrm{4}} {tan}\left(\theta\right){ln}\left(\mathrm{1}−{tan}\left(\theta\right)\right){d}\theta=? \\ $$
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Question Number 20404 by Yozzzzy last updated on 26/Aug/17 | ||
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$$\int_{\mathrm{0}} ^{\:\pi/\mathrm{4}} {tan}\left(\theta\right){ln}\left(\mathrm{1}−{tan}\left(\theta\right)\right){d}\theta=? \\ $$ | ||