计算:
(1)
.
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1675e85de2bd64f99422d4f2aa384e80.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aad2b59717f77224c9fe8d1bc1a973c9.png)
更新时间:2024-03-14 16:52:43
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【知识点】 实数的混合运算