Answer :

puzzledpusheen

Answer:

d.  The mapping represents y as a function of x, because each x-value corresponds to exactly one y-value.

Step-by-step explanation:

This would be a function as long as one x-value doesn't correspond to two y-values. If two x-values correspond to one y-value though, it still represents a function.

ZJPullara

ANSWER

two inputs can have the same output but two different outputs can't have the same input so this does represent a function and is therefore D

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