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For what value of c is the relation a function: (2,8),(12,3), (c,4), (-1,8), (0,3)?

1 Answer

Dec 9, 2016

A function is a relation where every x-value has one and only one y-value.

So, #{c| c != 2, 12, -1, 0, c in RR}#.

Hopefully this helps!

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