How to verify trigonometric identity -R

Manibhushan November 07, 2018 trigonometric identity

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

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Verify that the identity is correct by calculating each side of the equation, substituting.x=pi/2
sol.
>> x=pi/5;
LHS=cos(x/2)^2
LHS =
 0.9045
RHS=(tan(x)+sin(x))/(2*tan(x))
RHS =

 0.9045

Manibhushan

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