Which set of ordered pairs represents a function, and how does it represent that function?

A. { (2, - 2), (1, 5), (-2, 2), (1, - 3), (8, - 1) }

B. { (3, - 1), (7, 1), (-6, - 1), (9, 1), (2, - 1) }

C. { (6, 8), (5, 2), (-2, - 5), (1, - 3), (-2, 9) }

D. { (-3, 1), (6, 3), (-3, 2), (-3, - 3), (1, - 1) }

Question

Mathematics

Lucille Powell

2 March, 02:52

Which set of ordered pairs represents a function, and how does it represent that function?

A. { (2, - 2), (1, 5), (-2, 2), (1, - 3), (8, - 1) }

B. { (3, - 1), (7, 1), (-6, - 1), (9, 1), (2, - 1) }

C. { (6, 8), (5, 2), (-2, - 5), (1, - 3), (-2, 9) }

D. { (-3, 1), (6, 3), (-3, 2), (-3, - 3), (1, - 1) }

+2

Answers (1)

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Frosty · Answer 1

B is the only one thats a function because it has one X for every Y while the other options have multiple X's for one Y. That does not pass the vertical line test and therfore not a function.

Which set of ordered pairs represents a function, and how does it represent that function?A. { (2, - 2), (1, 5), (-2, 2), (1, - 3), (8, - 1) }B. { (3, - 1), (7, 1), (-6, - 1), (9, 1), (2, - 1) }C. { (6, 8), (5, 2), (-2, - 5), (1, - 3), (-2, 9) }D. { (-3, 1), (6, 3), (-3, 2), (-3, - 3), (1, - 1) }