samirakihel92 samirakihel92 10-02-2021 Mathematics contestada Which set of ordered pairs represents a function? O {(1, -2), (2, 4), (2,7), (-4, – 7)} O {(-5,4),(-1,7),(-1,-6), (6, -9)} O {(-1,-2), (9,8),(-1,-6), (4,1)} O {(0,4), (7,0), (2,3), (5,0)}