# Explain how a person can determine if a set of data represents inverse variation and give an example using a table of values.

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Expert Answers

rcmath | Certified Educator

y varies inversely with x, means `y=k/x`

We can rewrite the above as xy=k, where k is a constant. Thus given a table of values, if every time we multiply x by it corresponding y, we get the same constant, then we have an inverse variation.``

Example:

x y xy

1 60 60

2 30 60

3 20 60

4 15 60