inv-trig

Related Questions

• ${{\tan }^{-1}}\frac{{{c}_{1}}x-y}{{{c}_{1}}y+x}+{{\tan }^{-1}}\frac{{{c}_{2}}-{{c}_{1}}}{1+{{c}_{2}}{{c}_{1}}}+$ ${{\tan }^{-1}}\frac{{{c}_{3}}-{{c}_{2}}}{1+{{c}_{3}}{{c}_{2}}}+...+{{\tan }^{-1}}\frac{1}{{{c}_{n}}}=$

  ---

• The solution of ${{\sin }^{-1}}x-{{\sin }^{-1}}2x=\pm \frac{\pi }{3}$ is

  ---

• ${{\cot }^{-1}}3+\text{cose}{{\text{c}}^{-1}}\sqrt{5}$=

  ---

• ${{\cos }^{-1}}\left( \cos \frac{7\pi }{6} \right)=$

  ---

• $\tan \left[ \frac{1}{2}{{\cos }^{-1}}\left( \frac{\sqrt{5}}{3} \right) \right]=$

  ---