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## Lukecrayonz 3 years ago If the instructions for a problem ask you to use the smallest possible domain to completely graph two periods of y = 5 + 3 cos 2(x - π/3 ), what should be used for Xmin and Xmax?

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1. anonymous

set $$(x- \pi/3=0)$$ and $$(x-\pi/3 = 4\pi)$$ separately. that should give you endpoints of the two periods

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