jk5mdr2jhr jk5mdr2jhr 01-05-2021 Mathematics contestada Which set of ordered pairs does not represent a function? {(5, -9), (6, -6),(-3, 8), (9,-6)} {(-6, -4), (4, -8),(-6,9), (1, -3)} {(1, -1), (-5,7), (4,-9), (-9,7)} {(8,-9), (-3, -6), (-4, 4), (1, -5)}