

MCQOPTIONS
Saved Bookmarks
1. |
If (G, ⋅) is a group such that (ab)-1 = a-1 b-1, ∀ a, b ∈ G, then G is a/an |
A. | Commutative semi group |
B. | Abelian group |
C. | Non-abelian group |
D. | None of these |
Answer» C. Non-abelian group | |