Trigonometry Examples

$\frac{1}{2} \cdot \cos (3 x) + \frac{\sqrt{3}}{2} \cdot \sin (3 x)$

Step 1

Combine $\frac{1}{2}$ and $\cos (3 x)$ .

$\frac{\cos (3 x)}{2} + \frac{\sqrt{3}}{2} \cdot \sin (3 x)$

Step 2

Combine $\frac{\sqrt{3}}{2}$ and $\sin (3 x)$ .

$\frac{\cos (3 x)}{2} + \frac{\sqrt{3} \sin (3 x)}{2}$