prove tan(x/2) = 2+sinx+2cosx
You asked:
Prove or disprove that the equation $\tan{\left(\frac{x}{2} \right)} = 2 + \sin{\left(x \right)} + 2 \cos{\left(x \right)}$ is an identity.
prove tan(x/2) = 2+sinx+2cosx
You asked:
Prove or disprove that the equation $\tan{\left(\frac{x}{2} \right)} = 2 + \sin{\left(x \right)} + 2 \cos{\left(x \right)}$ is an identity.