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Mathematics, 20.05.2021 18:50 Shom2095

Which of the following sets of ordered pairs is a function? A { ( 6 , 1 ) , ( 7 , 3 ) , ( 4 , 2 ) , ( 6 , 2 ) } { ( 6 , 1 ) , ( 7 , 3 ) , ( 4 , 2 ) , ( 6 , 2 ) } B { ( 1 , 3 ) , ( 2 , 4 ) , ( βˆ’ 1 , βˆ’ 3 ) , ( βˆ’ 2 , βˆ’ 4 ) } { ( 1 , 3 ) , ( 2 , 4 ) , ( βˆ’ 1 , βˆ’ 3 ) , ( βˆ’ 2 , βˆ’ 4 ) } C { ( 8 , 1 ) , ( 7 , 0 ) , ( 7 , βˆ’ 1 ) , ( 8 , 2 ) } { ( 8 , 1 ) , ( 7 , 0 ) , ( 7 , βˆ’ 1 ) , ( 8 , 2 ) } D { ( βˆ’ 2 , 4 ) , ( βˆ’ 2 , 3 ) , ( βˆ’ 2 , 2 ) , ( βˆ’ 2 , 1 ) } Please answer fast

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Which of the following sets of ordered pairs is a function? A { ( 6 , 1 ) , ( 7 , 3 ) , ( 4 , 2 ) ,...
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