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What is the way to find a COP from a chart (an example please)

User Middelpat
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1 Answer

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it will be k-y/x or k=y over x. basically all you do is divide your y values with your x values and you will have to keep doing it until either it's all the same (proportional) or one or more is not the same (non proportional)
User Whadar
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