SOLUTION: Which set of ordered pairs is not a function? A. (-1, 0), (0, 1), (1,2), (2,3) B. (-1, 0), ( 0,0), (1,0), (2,0) C. (1, -1), (1, 0), (1,1), (1,2) D. (-1, 1), (0,0), (1,1), (2,2)

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Question 182387: Which set of ordered pairs is not a function?
A. (-1, 0), (0, 1), (1,2), (2,3)
B. (-1, 0), ( 0,0), (1,0), (2,0)
C. (1, -1), (1, 0), (1,1), (1,2)
D. (-1, 1), (0,0), (1,1), (2,2)

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
C) A function returns a unique y value for each x value.
The relationship in C) returns 4 distinct y values for x=1, therefore it cannot be a function.

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