1 . 若线性方程组
的增广矩阵为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783441589c242905239e83b6040a0fe.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a65bd6cdc598a67059dc4293a1694dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23112019ff2644ada6da54fbb2a65d73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783441589c242905239e83b6040a0fe.png)
您最近一年使用:0次
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2 . 已知
是增广矩阵为
的二元一次方程组的解,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4bbb62c0a0c1a6f1974f2494b5c845b.png)
________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb563be0140b1b558bfc1e9a5e09468.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d120bee731296846e586857a52128a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4bbb62c0a0c1a6f1974f2494b5c845b.png)
您最近一年使用:0次
2018-12-05更新
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105次组卷
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2卷引用:【全国百强校】上海市复旦附中2018-2019学年高二上学期期中考试数学试题