(Steps Shown) Let A=|cc1 0 , -1 2|, B=|cc0 -1 , 1 2|, is A B=B A
Question: Let \(A=\left|\begin{array}{cc}1 & 0 \\ -1 & 2\end{array}\right|, B=\left|\begin{array}{cc}0 & -1 \\ 1 & 2\end{array}\right|\), is \(A B=B A\) ?
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