1dHiatus 1dHiatus 28-02-2021 Mathematics contestada Write Function or Not 1.{(1,3),(2,4),(3,5)}2.{(1,2),(1,3),(2,4)}3.{(-3,4),(0,7),(3,0)}4.{(4,3),(4,0),(-3,0)}5.{(6,-8,),(-6,-8),(-6,8)}