Determine whether the following relation is a function.

{(3,7),(3,8),(3,-2),(3,4),(3,1)}

a. It is a function because the ordered pairs all have the same x-value***
b. It is NOT a function because there are multiple y-values paired with a single x-value
c. It is a function because none of the ordered pairs have the same y-value***
d. It is NOT a function because none of the ordered pairs have the same y-value

2 answers

It is not a function because there are multiple y-values paired with a single x-value
(-1,5),(2,3),(5,9),(-2,6)