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

MATH 
Reiny,
I am going to change your equation to
y = 3 + 1cos 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,
thank you i figured it out.