已知
,则
的近似值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52881be613aa404e553da30d8987cfad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f66fc51d58aae7aba5028fca8bd48a5.png)
更新时间:2022-06-23 13:25:26
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【推荐1】已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8d518cd8a1c94bb042a74a8a4b7211d.png)
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【推荐2】比较大小:(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d52429c8324350309f77e7209a5c35.png)
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(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9465ef27099e4882bd5dc53e82a10e5a.png)
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(4)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17b810e6fc4edf6f138b5b3efe40688.png)
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