Trigonometry Examples

$2 \sin (2 z)$

Step 1

Apply the sine double-angle identity.

$2 (2 \sin (z) \cos (z))$

Step 2

Multiply $2$ by $2$ .

$4 \sin (z) \cos (z)$

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