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Ivanshal [37]
3 years ago
15

Please help ASAP PL u will get 15 points and brainliest

Mathematics
1 answer:
inysia [295]3 years ago
6 0

To be a function each different x value would have a different Y value.

First one is a function, there are no repeated Y values.

The second one is a function.

Third one is not a function because it has two identical Y values with different x values.

The fourth one is a function.

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