Algebra Examples

$\cos (\frac{x}{5}) \sin (\frac{x}{5}) = \frac{1}{2} (\sin (\frac{2 x}{5}))$

Step 1

The provided equation is an identity.

$\cos (\frac{x}{5}) \sin (\frac{x}{5}) = \frac{1}{2} \cdot (\sin (\frac{2 x}{5}))$ is an identity