Question

Que 04. If A and B are square
matrices of equal order , then which
one is correct among the following..?
A+B=B+A
ОО
O A+B=A-B
O A-B=B-A
O AB=BA​

Answer 1

A+B=B+A correct

A+B=A-B incorrect

A-B=B-A incorrect

AB=BA incorrect