A) a symmetric matrix
B) a skew-symmetric matrix
C) a null matrix
D) the identity matrix
Correct Answer: B
Solution :
Given, \[A=A,\,\,B=B\] Now, \[(AB-BA)=(AB)-(BA)\] \[=BA-AB\] \[=BA-AB\] \[=-(AB-BA)\] \[\therefore \]\[AB-BA\]is a skew-symmetric matrix.You need to login to perform this action.
You will be redirected in
3 sec