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A and B are two given matrices such that...

A and B are two given matrices such that the order of A is `3 xx 4` if A'Band BA' are both defined then

A

order of B' is `3xx4`

B

order of B'A is `4xx4`

C

order of B'A is `3xx3`

D

B'A is not defined

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The correct Answer is:
B
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