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4 votes
Which of the following represents a function?

(3, 4), (-3, 2), (3, 8), (5, 5)

(2, 3), (4, 3), (-2, -3), (-4, -3)

(-1, 2), (-2, 1), (-1, -2), (-2, -1)

(5, 1), (5, 2), (5, 3), (5, 4)

User Hirikarate
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2 Answers

1 vote
the second one because it pass the vertical line test
User SiKing
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1 vote
Is there a none option? if not then it has to be B.
User Mike Guthrie
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