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-- Mathematics - Section A
Matrices
Which of the following is not always true for square matrices \(A,B\) and \(C\) of the same order
\(A+B=B+A\)
\(AB=BA\)
\(A\left(B+C\right)=AB+AC\)
\(\left(A+B\right)C=AC+BC\)
check for \(2 \times 2\) matrices