inv-trig

Related Questions

• The value of $\tan \left[ {{\sin }^{-1}}\left( \frac{3}{5} \right)+{{\cos }^{-1}}\left( \frac{3}{\sqrt{13}} \right) \right]$is

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• ${{\tan }^{-1}}\left[ \frac{\cos x}{1+\sin x} \right]=$

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• If ${{\tan }^{-1}}\frac{x-1}{x+1}+{{\tan }^{-1}}\frac{2x-1}{2x+1}={{\tan }^{-1}}\frac{23}{36},$then $x =$

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• $\tan \left[ 2{{\tan }^{-1}}\left( \frac{1}{5} \right)-\frac{\pi }{4} \right]=$

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• If ${{\cot }^{-1}}\alpha +{{\cot }^{-1}}\beta ={{\cot }^{-1}}x,$then $x=$

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