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?
A = {(−5, 5), (−2, 2), (2, −2), (5, −5)}
B = {(4, 2), (3, −2), (9, 4), (11, −3)}
Select one:
a. Only A
b. Only B
c. Both A and B
d. Neither A nor B