kc1234king kc1234king 16-10-2020 Mathematics contestada Which set of values is a function? A. 2, -2) (5, 9) (5, -7) (1, 4) B. (3,4) (4,-3) (7,4) (3, 8) C. (6,-5) (7, -3) (8, -1) (9, 1)