• 试题 ID 39386


设 $A=\left(\begin{array}{ll}1 & 3 \\ 2 & 0 \\ 3 & 1\end{array}\right), B=\left(\begin{array}{cc}-1 & 1 \\ 5 & 3\end{array}\right)$ ,则 $B A^T=$
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答案:

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解析:

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