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the ordered pairs (0,1) (1,6) (2,36) (3,216) and (4, 1,296) represent a function. what is a rile that represents a function?

User Gkaykck
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There Must be only one "y" for each "x". For example: y= (+-)sqrt(x^2 -1) is not a function because each x will have 2 y`s
User Stefan Michev
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