Pre-Cal

2y=cos(4(t-6))+6

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  1. what about it?

    here is a picture of it

    http://www.wolframalpha.com/input/?i=y%3D%281%2F2%29cos%284%28t-6%29%29%2B6

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  2. the 4 is supposed to be 8, but im trying to find the amplitude, midline, and period. Sorry forgot to put that.

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