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Let A and B be any two 3xx3 matrices . I...

Let A and B be any two `3xx3` matrices . If A is symmetric and B is skew -symmetric then the matrix AB-BA is :

A

skew -symmetric

B

symmetric

C

neither symmetric nor skew -symmetric

D

I or -I where -I is an identity matrix .

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The correct Answer is:
B
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MCGROW HILL PUBLICATION-MATRICES-Questions from Previous Years. AIEEE /JEE Main Papers
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