Precalculus Examples

$\sin (3 x) = 3 \cos^{2} (x) \sin (x) - \sin^{3} (x)$

Step 1

The provided equation is an identity.

$\sin (3 x) = 3 \cos^{2} (x) \sin (x) - \sin^{3} (x)$ is an identity

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