inv-trig

Related Questions

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

  ---

• $\frac{1}{2}{{\cos }^{-1}}\left( \frac{1-x}{1+x} \right)=$

  ---

• If ${{\sin }^{-1}}x=\theta +\beta $and ${{\sin }^{-1}}y=\theta -\beta ,$then $1+xy=$

  ---

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

  ---

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

  ---