已知矩阵
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655f03e4a668cbc836899835285fdd52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
更新时间:2019-12-04 14:28:53
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【知识点】 计算二阶矩阵的乘法