Question 298275: Could you please provide an example of at least five ordered pairs that do not model a function. The domain will be any five integers between 0 and 20. The range will be any five integers between -10 and 10.
Answer by richwmiller(17219)   (Show Source):
You can put this solution on YOUR website! x=9 is not a function
(9,0) (9,2) (9,1) (9,4) (9,5)
In a function, each x yields one y
y=9 is a function however.
You can have many x's for one y
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