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Two matrices \(\mathbf{M}\) and \(\mathrm{N}\) are defined by ...

Two matrices \(\mathbf{M}\) and \(\mathrm{N}\) are defined by \(M=\left(\begin{array}{ccc}3 & 2 & 1 \\ 4 & 1 & 1 \\ -1 & 2 & 0\end{array} \right) \quad\) and \(\quad N=\left(\begin{array}{ccc}2 & 0 & 1 \\ 3 & -2 & 2 \\ 4 & -4 & 3\end{array} \right)\)
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  • A \(\left(\begin{array}{ccc}3 & 2 & 1 \\ 4 & 1 & 1 \\ -1 & 2 & 0\end{array} \right)\)
  • B \(\left(\begin{array}{rrr}2 & 0 & 1 \\ 3 & -2 & 2 \\ 4 & -4 & 3\end{array} \right)\)
  • C \(\left(\begin{array}{lll}3 & 2 & 1 \\ 4 & 1 & 1 \\ -1 & 2 & 0\end{array} \right)\)
  • D \(\left(\begin{array}{ccc}2 & 0 & 1 \\ 3 & -2 & 2 \\ 4 & -4 & 3\end{array} \right)\)
Correct Answer: Option B
Explanation:

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