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What’s a relation a function

User Mkarasek
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Answer:

A function is a relation in which each input has only one output. In the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. : y is not a function of x (x = 3 has multiple outputs), x is a function of y.

Explanation:

User Michael Pratt
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