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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Sounds fair to me.
yes you are absolutely correct no kidding, I've worked it out. $\displaystyle y = ({8})( {cos\frac{\pi(x-5)}{\35})} -1$
Last edited by mr fantastic; Oct 1st 2011 at 05:24 AM. Reason: Merged posts.
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