Which set of ordered pairs is a function?

{ (-5, 1), (-3, 2). (-1, 3), (1, 4), (3, 5) }

{ (-1, 5), (-1, 4), (-1, 3), (-1, 2). (-1, 1) }

{ (-2, 1), (-4, 2). (0, 3). (4, 1). (-2, 5) }

{ (-6, - 4), (-4, - 2), (o, 0), (-4, 2). (-6, 4) }

Question

14 January, 22:37

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Answers (1)

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Tristian Barker · Answer 1

First one

Step-by-step explanation: function only has each x used once, but the y can be used multiple times. Therefore the first is a function.

Which set of ordered pairs is a function?{ (-5, 1), (-3, 2). (-1, 3), (1, 4), (3, 5) }{ (-1, 5), (-1, 4), (-1, 3), (-1, 2). (-1, 1) }{ (-2, 1), (-4, 2). (0, 3). (4, 1). (-2, 5) }{ (-6, - 4), (-4, - 2), (o, 0), (-4, 2). (-6, 4) }