Question

Which of the following sets of ordered pairs represents a function?

{(-6,-1), (13,8), (1,6), (1,-10)}

{(3,5), (-17,-5), (3,-5), (-17,5)}

{(10,5), (10,-5), (5,10), (5,-10)}

{(10,5), (-10,-5), (5,10), (-5,-10)}

Answer 1

Answer:
The last option

Explanation:
A function only works when x is paired with only one y. In the first three option the same x is paired with different y

Answer 2

The 4th option is a function because x doesn’t repeat in it and all the others the x repeats

Hope this helps

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