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If A=[(-1,2),(0,1)] then A A^(T). Do A a...

If `A=[(-1,2),(0,1)]` then `A A^(T)`. Do A and `A^(T)` commute with respect to multiplication of matrices ?

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The correct Answer is:
Since `A A^(T)!=A^(T)A, A` and `A^(T)` do not commute with respect to multiplication of matrices.
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