Question

Determine which relation is a function.






A.

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






B.

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






C.

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






D.

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

Answer 1

Look the the x-values. If it appears more than once , it's not a function

Answer 2

If one x-value repeats itself within a relation I mean

Answer 3

ok let me see

Answer 4

And WELCOME TO OPENSTUDY!

Answer 5

thank you :)

Answer 6

:)