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Find the equation of the cosine graphed.

Find the equation of the cosine graphed.-example-1

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Answer:

C) y = -cos(x) +2

Explanation:

The centerline is 2, so 2 is added. That leaves out choices A and B.

There is a minimum (not a maximum) at x=0, so the multiplier is negative, eliminating choice D.

The correct equation is that of C: y = -cos(x) +2.

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