SOLUTION: Is the folowing an example of a function: Explain why or why not (2, 4) (3, 9) (-2, 4) (-3, 9)

Question 60678: Is the folowing an example of a function: Explain why or why not
(2, 4) (3, 9) (-2, 4) (-3, 9)

Answer by funmath(2933) (Show Source): You can put this solution on YOUR website!
Is the folowing an example of a function: Explain why or why not
(2, 4) (3, 9) (-2, 4) (-3, 9)
Yes this is a function, because no x (the first term in the parentheses (x,y)) is repeated. For every x there is one and only one y.
Happy Calculating!!!
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