Select all of the relations that are functions. { (a, 1), (b, 1), (c, 1) } { (a, a), (a, b), (a, c) } { (1, a), (2, a), (3, a) } { (a, a), (b, b), (c, c) }

Question

Jason Page

Mathematics

29 December, 09:26

Select all of the relations that are functions. { (a, 1), (b, 1), (c, 1) } { (a, a), (a, b), (a, c) } { (1, a), (2, a), (3, a) } { (a, a), (b, b), (c, c) }

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Liana Owens · Answer 1

{ (a, 1), (b, 1), (c, 1) }, { (1, a), (2, a), (3, a) }, and { (a, a), (b, b), (c, c) }

**All functions are relations, but not ll relations are functions**

In a function, the x values CAN NOT repeat, only y-values can.