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Which list of ordered pairs represents a function?
A.(0,4), (1, 2), (1,3), (2, 4)
B.(0,4), (0, 2), (1,3), (2, 4)
C.(1,4), (2, 2), (4,3), (3, 4)
D.(2, 2), (0, 2), (1,3), (2, 4)

Respuesta :

bearing in mind that a function never has X-repeats, or namely the 1st value of each coordinate is never repeated, let's check these ones, who has an X-repeat and doesn't, Check the picture below.

Ver imagen jdoe0001

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