inv-trig

Related Questions

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

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• If $A={{\tan }^{-1}}x$, then $\sin 2A=$

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• ${{\left[ \sin \left( {{\tan }^{-1}}\frac{3}{4} \right) \right]}^{2}}=$

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• If ${{\cos }^{-1}}x+{{\cos }^{-1}}y+{{\cos }^{-1}}z=3\pi ,$then $xy+yz+zx=$

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• $\cos \text{ }\left( {{\sin }^{-1}}\frac{5}{13} \right)=$

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