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Mathematics 20 Online
OpenStudy (anonymous):

I am having a lot of trouble with this. Can anyone please help me? Describe each of the following properties of the graph of the Cosine Function, f() = cos() and relate the property to the unit circle definition of cosine. Amplitude Period Domain Range x-intercepts

OpenStudy (anonymous):

So cos(x) is just the x value when you travel x degrees around the unit circle. By definition, the unit circle has a radius of 1. What would the maximum x value be?

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