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Mathematics, 17.01.2021 09:40 codyczajka

12. Which of the relations below is a function? A. {(1, 1,), (2, 1), (3, 1), (4, 1), (5, 1)}
B. {(3, 1), (2, 2), (3, 3), (2, 4), (2,5)}
C. {(2, 1), (2, 2), (2, 3), (2, 4), (2,5)}
D. {(1, 1), (2, 2), (2, 3), (2, 4), (1,5)}

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12. Which of the relations below is a function? A. {(1, 1,), (2, 1), (3, 1), (4, 1), (5, 1)}
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