satansmokescann6391 satansmokescann6391 29-02-2024 Mathematics contestada Which set of expressions are not equivalent? 1) (4a²) / 3 and (5 / 4a) * (18a / 14) 2) 6a / (12 * 2) and (1 / 2a) * (0.5a / 3.5) 3) 4a / 3.5 and (4.5a / 3a) * (7 / 2a) 4) 7a / 5 and cannot be determined