Hi i need help with this problem my test is tomorrow and i am trying to figure out if i am right i have attached the file and the problem is number 13

i got y=-1+8cos pi/35(x-5)

thank you for your help!

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- Sep 29th 2011, 06:07 PMlakers784Sinusoidal Functions
Hi i need help with this problem my test is tomorrow and i am trying to figure out if i am right i have attached the file and the problem is number 13

i got y=-1+8cos pi/35(x-5)

thank you for your help! - Sep 29th 2011, 06:14 PMpickslidesRe: Sinusoidal Functions
Sounds fair to me.

- Oct 1st 2011, 05:06 AMniggawut
yes you are absolutely correct (Rofl)

no kidding, I've worked it out.

$\displaystyle y = ({8})( {cos\frac{\pi(x-5)}{\35})} -1$ (Rofl)