Question Number 222245 by Nicholas666 last updated on 20/Jun/25 | ||
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$$ \\ $$$$\:\:\int_{\mathrm{0}} ^{\:\frac{\pi}{\mathrm{2}}} \:\:\frac{\mathrm{cos}^{−\mathrm{1}} \left(\frac{\sqrt{\mathrm{1}\:−\:\mathrm{sin}^{\mathrm{2}} \left({x}\right)\:\mathrm{cos}^{\mathrm{2}} \left({x}\right)}}{\mathrm{1}\:+\:\mathrm{sin}^{\mathrm{2}} \left({x}\right)}\right)\centerdot\mathrm{ln}\left(\frac{\mathrm{1}\:+\:\mathrm{sin}\left({x}\right)}{\mathrm{1}\:+\:\mathrm{cos}\left({x}\right)}\right)}{\:\sqrt{\mathrm{1}\:+\:\mathrm{cos}^{\mathrm{2}} \left({x}\right)\:−\:\mathrm{sin}^{\mathrm{2}} \left({x}\right)}}\:\:\mathrm{d}{x}\:\:\:\:\:\: \\ $$$$ \\ $$ | ||
Answered by MathematicalUser2357 last updated on 21/Jun/25 | ||
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$$\mathrm{0} \\ $$ | ||
Commented by MathematicalUser2357 last updated on 21/Jun/25 | ||
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$$...\mathrm{And}\:\mathrm{someone}\:\mathrm{said}\:\mathrm{that}\:\mathrm{question}\:\mathrm{may}\:\mathrm{came}\:\mathrm{from}\:\mathrm{the}\:\mathrm{book}. \\ $$ | ||
Answered by MrGaster last updated on 21/Jun/25 | ||
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