If A, B are two matrices and (A+B)(A-B)=...

If A, B are two matrices and `(A+B)(A-B)=A^(2)-B^(2)`, then

A

AB = BA

B

`A^(2)+B^(2)=A^(2)-B^(2)`

C

`A'B'=AB`

D

None of these

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The correct Answer is:

A

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