66.2k views
3 votes
Which represents a function? Edge 2020.

Which represents a function? Edge 2020.-example-1
User Daveywc
by
5.0k points

1 Answer

4 votes
The data set {(-8,-2),(-4,1),(0,-2),(2,3),(4,-4)} represents a function because for every distinct input x has only one output y, whereas all the other data sets have at least one point of x in which has two or more outputs of y.
User Nelson M
by
5.4k points