• May 20th 2008, 07:41 PM
The Math Man
• May 20th 2008, 07:47 PM
Mathstud28
Answer it yourself using the following...it will be much more satisfying

in the equation $a\cos(bx+c)+d$

the amplitude is

$|a|$

the period is $\frac{2\pi}{|b|}$

the phase shift is

$\frac{-c}{d}$

and the d is a vertical shift up or down