Posted by **Jasmine** on Monday, February 23, 2009 at 4:25pm.

how to find the amplitude and phase shift of :

y= 3 + cos(5x+ pi/2)

- MATH -
**Reiny**, Monday, February 23, 2009 at 4:31pm
I am going to change your equation to

y = 3 + **1**cos **5**(x + **pi/10**)

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.

- MATH -
**Jasmine**, Monday, February 23, 2009 at 4:41pm
thank you i figured it out.

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