matananek29 matananek29

11-12-2021
Mathematics

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Is this relation a function?

(-1,2) (1,17) (3,-4) (1,20)

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bm20350 bm20350

11-12-2021

No. The x value 1 has two y value 17 and 20. To be a function, each x value must have only one unique y value

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