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How many "key points" should be included in every cycle/period of a sine or cosine graph?
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How many "key points" should be included in every cycle/period of a sine or cosine graph?

User Dawrutowicz
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For a full cycle you need to get to the same point and have the same slope. I find it's useful to realize there are 5 key points in the sine and cosine function.
User Struct
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