Which relation is a function?

A.

{ (1, 2); (2, 3); (3, 4); (2, 5) }

B.

{ (1, 2); (2, 3); (3, 4); (4, 5) }

C.

{ (1, 2); (1, 3); (1, 4); (1, 5) }

D.

{ (1, 2); (3, 2); (3, 3); (4, 2) }

Question

19 October, 09:49

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Answers (1)

Know the Answer?

Jaqueline Macdonald · Answer 1

The function would definitely be B

no function can have two or more of the same x value

Which relation is a function?A.{ (1, 2); (2, 3); (3, 4); (2, 5) }B.{ (1, 2); (2, 3); (3, 4); (4, 5) }C.{ (1, 2); (1, 3); (1, 4); (1, 5) }D.{ (1, 2); (3, 2); (3, 3); (4, 2) }