## Trigonometry 7th Edition

$\dfrac{2\pi}{|B|}$
As we are given that $y=A \sin (Bx) +D$ Thus, amplitude $=|A|$ and the period is : $\dfrac{2\pi}{|B|}$ So, for the function $y= \sin (Bx)$ The period is : $\dfrac{2\pi}{|B|}$