defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Mathematics Matrices Operations on Matrices
Consider the following statements.
I. If AB and BA are both defined, then they must be equal i.e., AB = BA.
II. If AB and BA are both defined, it is not necessary that AB = BA.
Choose the correct option.
1
Only I is true
2
Only II is true
3
both I and II are true.
4
None of these