inv-trig

Related Questions

• ${{\tan }^{-1}}\left( \frac{1}{11} \right)+{{\tan }^{-1}}\left( \frac{2}{12} \right)=$

  ---

• The value of $\tan \left( {{\tan }^{-1}}\frac{1}{2}-{{\tan }^{-1}}\frac{1}{3} \right)$is

  ---

• $\sec (\text{cose}{{\text{c}}^{-1}}x)$ is equal to

  ---

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

  ---

• If $\frac{\pi }{2}\le x\le \frac{3\pi }{2},$then${{\sin }^{-1}}(\sin x)$is equal to

  ---