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Which relation is a function? A. {(1,2), (3,1),(4,2), (7, 2)} B. {(1,2),(1,3),(4,5), (6, 1)} C. {(0,1),(1,2), (0, 2), (2,3)} D. {(1,4), (1,5), (2, 4), (3,6)} E. {(2,4),(2,5), (2,6),(2,7)}
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2 votes
Which relation is a function?

A. {(1,2), (3,1),(4,2), (7, 2)}
B. {(1,2),(1,3),(4,5), (6, 1)}
C. {(0,1),(1,2), (0, 2), (2,3)}
D. {(1,4), (1,5), (2, 4), (3,6)}
E. {(2,4),(2,5), (2,6),(2,7)}

User Ludo Schmidt
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1 Answer

2 votes
A Is the function because All other ones have a repaying x value but with a different y value, A is the only one that is a function
User Brandee
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4.3k points
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