avreymarkham977
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Which of the following relations is not a function?
A.
(-6, 4), (2, 3), (-4, 1), (9, 2)

B.
(-4, 4), (2, 2), (9, 1), (-6, 5)

C.
(2, 4), (-4, 2), (2, 1), (-6, 2)

D.
(9, 4), (-4, 2), (2, 1), (-6, 2)

Respuesta :

C is not a function , 2 appears twice in the x-axis. Allowing it not to be a function, Just keep that in mind and it’s mad easy ;)

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