inv-trig

Related Questions

• 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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• If $\pi \le x\le 2\pi $, then ${{\cos }^{-1}}(\cos x)$is equal to

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

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• ${{\cot }^{-1}}\frac{xy+1}{x-y}+{{\cot }^{-1}}\frac{yz+1}{y-z}+{{\cot }^{-1}}\frac{zx+1}{z-x}=$

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• $\tan \left[ {{\sec }^{-1}}\sqrt{1+{{x}^{2}}} \right]=$

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