benenrique2007
contestada

Which relation is a function?
Question 3 options:

{(1, 2); (2, 3); (3, 4); (2, 5)}

{(1, 2); (2, 3); (3, 4); (1, 5)}

{(1, 2); (2, 2); (3, 2); (4, 2)}

{(1, 2); (1, 3); (1, 4); (1, 5)}

Respuesta :

michaelbush

Answer:

The correct answer would be C.

Step-by-step explanation:

{(1, 2); (2, 2); (3, 2); (4, 2)}

A function doesn't let its x-coordinates repeat.  In the first option, 2 repeats.  In the second option, 1 repeats.  In the 4th option, 1 repeats.

Hope this helps! :)

kmaalrtbin

Answer:

c

Step-by-step explanation:

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