A) \[\left[ \begin{matrix} 7 & -6 \\ 5 & -2 \\ \end{matrix} \right]\]
B) \[\left[ \begin{matrix} 2 & -6 \\ 5 & -7 \\ \end{matrix} \right]\]
C) \[\left[ \begin{matrix} 7 & -5 \\ 6 & -2 \\ \end{matrix} \right]\]
D) None of these
Correct Answer: A
Solution :
It is obvious.
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