# How do you find the period and amplitude for #y= -4 sin((2x)/3)#?

##### 1 Answer

Aug 8, 2018

#### Explanation:

Standard form of a sinusoidal function is

graph{-4 sin(2/3 x) [-10, 10, -5, 5]}

Aug 8, 2018

Standard form of a sinusoidal function is

graph{-4 sin(2/3 x) [-10, 10, -5, 5]}