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If order of matrix A is 2 x 3, of matrix B is 3 x 2, and of matrix C is 3 x 3, then which one of the following is not defined?

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C(A+B’)’

BAC

C(A+B’)

CB+A’

answer is A.

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Detailed Solution

$A + B^{'}$ is a matrix of order 2 x 3
Since C is a matrix of order 3 x 3
So, $C (A + B^{'})$ is not defined.

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