inv-trig

Related Questions

• $\cos \left[ {{\tan }^{-1}}\frac{1}{3}+{{\tan }^{-1}}\frac{1}{2} \right]=$

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• If $a<\frac{1}{32},$ then the number of solution of ${{({{\sin }^{-1}}x)}^{3}}+{{({{\cos }^{-1}}x)}^{3}}=a{{\pi }^{3}}$ is

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• The value of ${{\cos }^{-1}}(\cos 12)-{{\sin }^{-1}}(\sin 14)$ is

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• $4{{\tan }^{-1}}\frac{1}{5}-{{\tan }^{-1}}\frac{1}{239}$is equal to

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• The value of ${{\cos }^{-1}}\left( \cos \frac{5\pi }{3} \right)+{{\sin }^{-1}}\left( \sin \frac{5\pi }{3} \right)$is

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