Respuesta :
Answer:
D.
Step-by-step explanation:
Function does not have duplication of a number.be
The A choice contains duplicates of both 2 and -2.
The B choice contains a duplicate of 4.
Therefor, it must be D.
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Which of the sets of ordered pairs represents a function? Â
A = {(â5, 5), (â2, 2), (2, â2), (5, â5)}
B = {(4, 2), (3, â2), (9, 4), (11, â3)}
Select one:
a. Only A
b. Only B
c. Both A and B
d. Neither A nor B