inv-trig

Related Questions

• $\sin \left( \frac{1}{2}{{\cos }^{-1}}\frac{4}{5} \right)=$

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• ${{\sec }^{2}}({{\tan }^{-1}}2)+\text{cose}{{\text{c}}^{2}}({{\cot }^{-1}}3)=$

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• ${{\cos }^{-1}}\frac{1}{2}+2{{\sin }^{-1}}\frac{1}{2}$is equal to

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• The value of ${{\cos }^{-1}}(\cos 12)-{{\sin }^{-1}}(\sin 14)$ is

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• If $\tan (x+y)=33$and $x={{\tan }^{-1}}3,$then y will be

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