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A trigonometric identity is given by: cos^2(x/2)=(tanx+sinx)/2tanx

Manibhushan K.
08/11/2018 0 0


A trigonometric identity is given by: cos^2(x/2)=(tanx+sinx)/2tanx

We would calculate each side of the equation, substituting.x=pi/2


>> x=pi/5;








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