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Mathematics 9 Online
OpenStudy (anonymous):

Is this relation a function? (also state why) (0,0),(1,3),(1,-1),(4,1)(3,-2) Thanks

OpenStudy (smurfy14):

no because you cant have two or more x's that are the same. In this case you have (1,-1) and (1,3)

OpenStudy (anonymous):

no because 1 got 2 elements in the range

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