Evaluate- tan - 12cos 2- sin - 1 1-2-

sin ^ 11/2 = θ tan ^ 12( cos 2θ) tan ^ 12( 1 2sin^2θ) tan ^ 12( 1 2( (sinsin^ 11/2))^2) tan ^ 12( 1 2( 1/2)^2) t ...

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Domain and Range of Basic Inverse Trigonometric Functions

Evaluate:- t...

Question

Evaluate:-
${tan}^{- 1} 2 {cos 2 [{sin}^{- 1} (\frac{1}{2})]}$

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