• 试题 ID 31492


若 $\boldsymbol{A}=\left[\begin{array}{rrrrr}3 & 1 & 0 & 0 & 0 \\ 0 & 3 & 1 & 0 & 0 \\ 0 & 0 & 3 & 0 & 0 \\ 0 & 0 & 0 & 3 & -1 \\ 0 & 0 & 0 & -9 & 3\end{array}\right]$ ,则 $\boldsymbol{A}^n=$
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答案:

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解析:

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