A is even ordered non singular symmetric...

A is even ordered non singular symmetric matrix and B is even ordered non singular skew symmetric matrix such that AB = BA, then `A^3B^3(B'A)^(-1)(A^(-1)B^(-1))'` AB is equal to :

A

`A^2B^2`

B

`B^2A^2`

C

`-A^2B^2`

D

`-B^2A^2`

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The correct Answer is:

A, B

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