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  • Search Results for 'Example2.5considerthetwomappings :n�!nde Nedby (n)=2nand :n�!nde Nedby (n)=n 1 2ifnisoddn 2ifnisevenshowthat And  Areone To Onebut Isnot.solution.since (n1)= (n2)implies2n1=2n2andthisinturnsimpliest'