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If A is a 3 xx 3 non-singular matrix suc...

If A is a `3 xx 3` non-singular matrix such that `A A^(T) = A^(T)A " and "B = A^(-1)A^(T), " then "B B^(T)` is equal to

A

`I+B`

B

`I`

C

`B^(-1)`

D

`(B^(-1))^(T)`

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The correct Answer is:
B
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