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Why is the set {(3,6), (4,8), (5 , 10), (3, 1), (6, 12), (7, 10)} NOT a function? A. The ordered pairs are not in ascending order. B. The ordered pairs do not all follow the rule y = 2x. С. 3 is mapped
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Why is the set {(3,6), (4,8), (5 , 10), (3, 1), (6, 12), (7, 10)} NOT a function?

A. The ordered pairs are not in ascending order.

B. The ordered pairs do not all follow the rule y = 2x.

С. 3 is mapped to both 1 and 6.

D. Both 5 and 7 are mapped to 10.

User IdStar
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C. Because you cannot have the same number twice in domain
User Hauns TM
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