If $2{\tan ^{ – 1}}(\cos \theta ) = {\tan ^{ – 1}}(2{\mathop{\rm cosec}\nolimits} \theta )$, then show that $\theta =…May 22, 2021/Read More
Find the value of $\sin \left( {2{{\tan }^{ – 1}}\frac{1}{3}} \right) + \cos \left( {{{\tan }^{ – 1}}2\sqrt 2 }…May 22, 2021/Read More
Find the real Solution of${\tan ^{ – 1}}\sqrt {x(x + 1)} + {\sin ^{ – 1}}\sqrt {{x^2} + x +…May 22, 2021/Read More
Show that $2{\tan ^{ – 1}}( – 3) = \frac{{ – \pi }}{2} + {\tan ^{ – 1}}\left( {\frac{{ –…May 22, 2021/[NCERT,Exemplar.2.3,Q.6,Page.35]Read More
Find the value of ${\tan ^{ – 1}}\left( {\tan \frac{{2\pi }}{3}} \right)$.[NCERT,Exemplar.2.3,Q.5,Page.35]May 22, 2021/Read More
Find the value of ${\tan ^{ – 1}}\left( { – \frac{1}{{\sqrt 3 }}} \right) + {\cot ^{ – 1}}\left( {\frac{1}{{\sqrt…May 19, 2021/Read More
Prove that $\cot \left( {\frac{\pi }{4} – 2{{\cot }^{ – 1}}3} \right) = 7$.[NCERT,Exemplar.2.3,Q.3,Page.35]May 19, 2021/Read More
Evaluate $\cos \left[ {{{\cos }^{ – 1}}\left( {\frac{{ – \sqrt 3 }}{2}} \right) + \frac{\pi }{6}} \right]$.[NCERT,Exemplar.2.3,Q.2,Page.35]May 19, 2021/Read More
Find the value of ${\tan ^{ – 1}}\left( {\tan \frac{{5\pi }}{6}} \right) + {\cos ^{ – 1}}\left( {\cos \frac{{13\pi }}{6}}…May 19, 2021/Read More
Find the value of ${\tan ^{ – 1}}\left( {\tan \frac{{5\pi }}{6}} \right) + {\cos ^{ – 1}}\left( {\cos \frac{{13\pi }}{6}}…May 19, 2021/Read More
