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Mathematics 7 Online
OpenStudy (anonymous):

3. What is the graph of one cycle of a cosine curve with amplitude 2, period 2pi and a < 0?

OpenStudy (anonymous):

OpenStudy (anonymous):

OpenStudy (anonymous):

these are the answer choices

OpenStudy (perl):

I think we want y = -2 cos x

OpenStudy (perl):

C fits the bill , i think , double check

OpenStudy (anonymous):

what is a here

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