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Definition of a Function
Select all of the following statements that describe a function.
A person's income is a function of their height
The number of kilometers ran is a function of the average rate of travel
A town's yearly number of high school graduates is a function of the year.
A amount of revenue a doughnut company makes is a function of how many doughnuts are sold.
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x
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√
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π
∞
DNE
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(
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