Trigonometry Examples

$3 \sin (2 x)$

Step 1

Apply the sine double-angle identity.

$3 (2 \sin (x) \cos (x))$

Step 2

Multiply $2$ by $3$ .

$6 \sin (x) \cos (x)$

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