Asked by Jasmine

how to find the amplitude and phase shift of :
y= 3 + cos(5x+ pi/2)

Answers

Answered by Reiny
I am going to change your equation to

y = 3 + <b>1</b>cos <b>5</b>(x + <b>pi/10</b>)

Your text or your notes or your teacher should have shown you how to get your answers from that.

let me know what you think.
Answered by Jasmine
thank you i figured it out.
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