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1 vote
Determine which relation is a function.

A. {(1,2), (2,3), (3,4), (4,5)}
B. {(2,2), (3,2), (4,2), (1,2)}
C. {(5,7), (5,8), (5,1), (5,3)}
D. {(1,2), (5,8), (1,4), (3,8)}

User Adam Rofer
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2 Answers

2 votes
You’re answer would be B love!
User Pearman
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8.3k points
5 votes

Answer:

A. {(1,2), (2,3), (3,4), (4,5)}

Explanation:

A function is a relation in which no two ordered pairs have the same first element, so answer A is the correct choice

User Ehsan Abidi
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