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5 votes
Which set of points represents a function?

A) (0, 2), (1, 2), (2, 4), (3,5), (4,5)
B) (1, 2), (2, 1), (2, 4), (3,5), (4,5)
C) (3, 4), (2, 1), (4, 2), (3,5), (4,5)
D) (5,2), (3, 2), (4, 2), (5,3), (4,5)

User Mekicha
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1 Answer

5 votes
A is the answer. Functions need a unique y value for each x value.
User Tobberoth
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