inv-trig

Related Questions

• ${{\cos }^{-1}}\frac{1}{2}+2{{\sin }^{-1}}\frac{1}{2}$is equal to

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• 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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• ${{\cot }^{-1}}\frac{3}{4}+{{\sin }^{-1}}\frac{5}{13}=$

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• $\tan \left[ {{\cos }^{-1}}\frac{4}{5}+{{\tan }^{-1}}\frac{2}{3} \right]$=

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• If ${{\tan }^{-1}}x+{{\tan }^{-1}}y=\frac{\pi }{4}$ then

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