inv-trig

Related Questions

• If $4{{\sin }^{-1}}x+{{\cos }^{-1}}x=\pi ,$then$x$is equal to

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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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• ${{\tan }^{-1}}\frac{1}{2}+{{\tan }^{-1}}\frac{1}{3} =$

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• ${{\sin }^{-1}}\left( \frac{3}{5} \right)+{{\tan }^{-1}}\left( \frac{1}{7} \right)=$

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• $3{{\tan }^{-1}}a$is equal to

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