Question

Which set of ordered pairs does not represent a function?

A\{(-4, 9), (0, 9), (4, 4), (6, 3)\}{(−4,9),(0,9),(4,4),(6,3)}
B\{(9, 3), (-1, 2), (-6, 4), (9, -6)\}{(9,3),(−1,2),(−6,4),(9,−6)}
C\{(1, -8), (-1, 0), (4, -5), (-4, -8)\}{(1,−8),(−1,0),(4,−5),(−4,−8)}
D\{(-4, 7), (4, 0), (-5, 7), (7, -6)\}{(−4,7),(4,0),(−5,7),(7,−6)}

Answer 1

B

Step-by-step explanation:

9 repeats in the x spot in (x,y)