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Determine Whether the Function Is a One-To-One Function f={(2,4),(−2,−4),(−1,−2),(1,2)}\mathrm { f } = \{ ( 2,4 ) , ( - 2 , - 4 ) , ( - 1 , - 2 ) , ( 1,2 ) \}

Question 266

Multiple Choice

Determine whether the function is a one-to-one function.
- f={(2,4) ,(−2,−4) ,(−1,−2) ,(1,2) }\mathrm { f } = \{ ( 2,4 ) , ( - 2 , - 4 ) , ( - 1 , - 2 ) , ( 1,2 ) \}


A) not one-to-one
B) one-to-one

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