Trigonometry Examples

$\sin (a + B) - \sin (a - b) = 2 \cos (a) \sin (b)$

Step 1

The provided equation is not an identity.

$\sin (a + B) - \sin (a - b) = 2 \cos (a) \sin (b)$ is not an identity

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$