SOLUTION: is the relation {(7,0),(9,3),(11,1),(13,0)} a function?

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Question 849930: is the relation {(7,0),(9,3),(11,1),(13,0)}
a function?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Yes, each x value has only one y value.