peno211
peno211
03.12.2019 • 
Mathematics

Select the correct answer. which relation is a function? a. {(2, 3), (1, 5), (2, 7)} b. {(-1, 5), (-2, 6), (-3, 7)} c. {(11, 9), (11, 5), (9, 3)} d. {(3, 8), (0, 8), (3, -2)}

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