计算下列各式(式中字母均是正数).
(1)求值:
;
(2)化简:
.
(1)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c74d49678a38294d0a93c520b69a949.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0aba9ca9d8326ec0a1b3fcf9ff3e392.png)
更新时间:2023-12-14 17:07:53
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【推荐2】求下列各式的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be18d585ee2da88fec856e8f8c22d845.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4efb2f6a264a012f1aee60803facb794.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81319038a0c5499954bffaa53c1f006c.png)
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be18d585ee2da88fec856e8f8c22d845.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4efb2f6a264a012f1aee60803facb794.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81319038a0c5499954bffaa53c1f006c.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd4fb87b402737abf12ae606d0454c7b.png)
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