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Determining if a Relation is a Function

Determining if a Relation is a Function 1.7 - Solution

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A mapping diagram illustrates how each element in the input is paired with an element in the output. An ordered pair is a set of numbers written in the form where is a number from the input and is a number from the output.

Looking at where the arrows start and end, we can see the -coordinates and their corresponding -coordinates. We get the ordered pairs by pairing these values.