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Let A and B matrices of order 3xx3 If AB...

Let A and B matrices of order `3xx3` If AB=0. then which of the following can be concluded ?

A

A=0 and B=0

B

|A|=0 and |B|=0

C

Either |a|=0 or |B|=0

D

Either A =0 and B =0

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