# Functions and Relations Question

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## Grade 10 Functions and Relations CCSS: HSF-IF.A.1

- Yes, this does represent a function, because all the points are distinct (none of them are coincident).
- No, this does not represent a function, since a function can not be made up of only points.
- No, this does not represent a function, since it fails the vertical line test.
- No, this does not represent a function, since a function is made up of many more points.