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

##### 1 Answer

Oct 11, 2016

A = -1

#### Explanation:

The general form for a sine wave is:

A is the amplitude

B is a number that contains the frequency,

Because the

C is a number that contains the phase shift,

D is the vertical shift

Given:

The amplitude:

A = -1

The period:

The phase shift: