在实数0.68,
,
,
,
,0.3030030003…(每两个3之间依次多一个0)中无理数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9844c14ff7b2ec28db4ade1a7ffc8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f60f1e1d417d8ddc64d3cfefac1ba95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fda303240e35a04641e7e602dcc414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a3b24dcb2b242ffe94ade245e10eb7.png)
A.1个 | B.2个 | C.3个 | D.4个 |
更新时间:2023-02-10 11:17:27
|
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单选题
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较易
(0.85)
【推荐1】在实数
,
,
,
,
,
,
,1.12112111211112…(每两 个2之间依次多一个1)中,无理数有( )个
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be373ef591b910e5f949a30ffbd3cda6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2a79f391bb1d9c1e39e2afdc480b02.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd4cee6655a37fc8243928b5dbb09fd4.png)
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A.2 | B.3 | C.4 | D.5 |
您最近一年使用:0次
单选题
|
较易
(0.85)
名校
【推荐2】下列各数:0.101001…(相邻两个1之间的0的个数逐次加1),
,
,
,
,
中,无理数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598564aec706dff769c5afc4c378c572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5be7821872c2f83d39ffaea5216d09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cde029ac94c601540583c64bc48c17bb.png)
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A.1个 | B.2个 | C.3个 | D.4个 |
您最近一年使用:0次