3. [3 Marks] Give a proof or a counter-example for the following statement. "If G is a group, and H is a subgroup of G,
Posted: Tue Jul 12, 2022 12:53 pm
3. [3 Marks] Give a proof or a counter-example for the following statement. "If G is a group, and H is a subgroup of G, and a and b are elements of G with aHbH, then a²H = b²H."