SOLUTION: Does the set of points {(1,2),(3,2),(6,10),(-3,5)} describe a function? How do you know?

Question 382526: Does the set of points {(1,2),(3,2),(6,10),(-3,5)} describe a function? How do you know?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Does the set of points {(1,2),(3,2),(6,10),(-3,5)} describe a function? How do you know?
------
Yes: All the x-values are different so there
is no question. It is a function.
----
If a couple of the x's were the same you would check
to see if the y-values were different for those
equal x's. If they were, you would not have a function.
-----------------
Cheers,
Stan H.
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