![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d0a33adbc6ee8d2bd34efbab5f93919.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196c606be1fe50046a1aa1942a0f83d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29cb7fefb9c165af7817f5617cff91b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee7bb49247387a9028602315729f8d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a581fb22a0edd1affddcb4eb2a65b50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dba2c0b6d0866f09760174588d49466e.png)
更新时间:2021-01-15 21:39:34
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相似题推荐
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较难
(0.4)
【推荐1】a是不为1的有理数,我们把
称为a的差倒数,如2的差倒数为
,-1的差倒数为
,已知
=5,
是
差倒数,
是
差倒数,
是
差倒数,以此类推…,
的值是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ebf5e8c5ac0fc22e01967fd0c79bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780e11a6bc5fe3a2a7fa34c2021355c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ef59fb25c9976e48dfd03d72699d08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf464629fa321a6ff7401ab79f07083.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a50f815f27b1c935fe28935cb2d3ff.png)
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【推荐2】将一列有理数
,
,
,
,
,
,…按如图所示有序地排列.根据图中的排列规律可知,“峰
”中峰顶的位置时有理数
,那么“峰
”中峰顶的位置时有理数______ ,
应排在
,
,
,
,
中_______ 的位置.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13ce3ebd1112220c639562739f1f9d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f14c2c3fe859d25001475463a48eedc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/10/544266e2-a46c-43d7-8b30-64601b80d695.png?resizew=473)
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【推荐2】已知:x=
,则
可用含x的有理系数三次多项式来表示为:
=_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c2d797dc833dd5c26d203ff4cb7828a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
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