inv-trig

Related Questions

• If ${{({{\tan }^{-1}}x)}^{2}}+{{({{\cot }^{-1}}x)}^{2}}=\frac{5{{\pi }^{2}}}{8},$then $x$ equals

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• $\frac{1}{2}{{\cos }^{-1}}\left( \frac{1-x}{1+x} \right)=$

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• If ${{\sin }^{-1}}x=\theta +\beta $and ${{\sin }^{-1}}y=\theta -\beta ,$then $1+xy=$

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• The principal value of ${{\sin }^{-1}}\left( -\,\,\frac{\sqrt{3}}{2} \right)$is

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• If $\sin \left( {{\sin }^{-1}}\frac{1}{5}+{{\cos }^{-1}}x \right)=1$,then x is equal to

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