justindsharps justindsharps 17-08-2017 Mathematics contestada Which of the following rules represents the set of ordered pairs? {(1, 2), (2, 3), (4, 5), (7, 8)} ƒ(x ) = 2x + 1 ƒ(x ) = -x + 4 ƒ(x ) = x + 1