How do you determine a function and a relation?

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Alvin Newton

Mathematics

1 October, 11:57

How do you determine a function and a relation?

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Yaritza Banks · Answer 1

You can determine whether each element of the domain is paired with exactly one element of the range. For example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.