# How do you find the period of y = 4sin(2x)?

Period =$\pi$
This is a sinusoidal function of which general form is $y = A \sin \left(B x + C\right) + D$; here $B = 2$ and Period =$2 \frac{\pi}{|} B | = 2 \cdot \frac{\pi}{2} = \pi$ ; [Ans]