Mathematics
Mathematics, 28.01.2020 16:06, ubaldo7410

Which set of ordered pairs is not a function?
a. (3, 1), (–1,1), (1, 1), (3, −1)
b. (–3, 1), (–1, 1), (1, 1), (3, 1)
c. (–3, 1), (–1, –1), (1, 1), (3, 1)
d. (–3, 1), (–1, –1), (1, 1), (3, −1)

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Which set of ordered pairs is not a function?
a. (3, 1), (–1,1), (1, 1), (3, −1)
b. (–...

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