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Which of the following sets represents a function?

{(3, 5), (-1, 7), (3, 9)}

{(1, 2), (3, 2), (5, 7)}

{(1, 2), (1, 4), (1, 6)}

Respuesta :

Answer:

A function is a special relationship where each input has a single output.


A. The set {(3, 5), (-1, 7), (3, 9)} doesn't represent a function, because input x=3 has two outputs  and


C. The set {(1, 2), (1, 4), (1, 6)} doesn't represent a function, because input x=1 has three outputs  and


B. The set {(1, 2), (3, 2), (5, 7)} represents a function, because each input has a single output.


Answer: correct choice is B.


Step-by-step explanation:


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