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- Solve it, - Matrices and Determinants - JEE Main-3
If A and B are square matrices of size n x n such that then which of the following will be always true?
- Option 1)
A = B
- Option 2)
AB = BA
- Option 3)
either A or B is a zero matrix
- Option 4)
either A or B is an identity matrix
Answers (2)
As we learn tin
Multiplication of matrices -
-
Option 1)
A = B
Incorrect option
Option 2)
AB = BA
Correct option
Option 3)
either A or B is a zero matrix
Incorrect option
Option 4)
either A or B is an identity matrix
Incorrect option
View full answer
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