tan[1/2 sin^(-1)((2a)/(1+a^2)) + 1/2 cos...

`tan[1/2 sin^(-1)((2a)/(1+a^2)) + 1/2 cos^(-1)((1-a^2)/(1+a^2))]=`

tan[1/2 sin^(-1)((2a)/(1+a^2)) + 1/2 cos^(-1)((1-a^2)/(1+a^2))]=
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tan [(1) / (2) sin ^ (- 1) ((2a) / (1 + a ^ (2))) + (1) / (2) cos ^ (-...
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सिद्ध कीजिए कि tan[(1)/(2)sin^(-1)((2a)/(1+a^(2)))+(1)/(2)cos^(-1)...
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sin ^(-1) ""(2a)/(1+a^(2))+sin ^(-1) ""(2b)/(1+b^(2) ) = 2 tan ^(-1...
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सिद्ध कीजिये कि ((cos A + sin A)/(cos A - sin A))^(2) = tan^(2) ((pi...
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(1-sin^2A)(1+tan^(2)A)=1
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If sin^(-1) ((2a)/(1+a^(2)))-cos^(-1)((1-b^(2))/(1+b^(2))) = tan ^(-1)...
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tan[1/2"Sin"^(-1)(2a)/(1+a^(2))+1/2"Cos"^(-1)(1-a^(2))/(1+a^(2))]=
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The solution of "Sin"^(-1)(2a)/(1+a^(2))-"Cos"^(-1)(1-b^(2))/(1+b^(2))...
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