这些数:﹣
、
、0.651652653654⋯、0.80182、(﹣π)0,
、
、
、
、
、3.1415926,其中无理数的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c505de1c9d0cd57d85bc14e7a9f5a9a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1975a3ec9c7de46ab5e1e4d081c91bf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5a1a7a04d4c10e7a45714482bfb58d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7de4bac94721664dc56971d6a892c89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9844c14ff7b2ec28db4ade1a7ffc8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fda303240e35a04641e7e602dcc414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598564aec706dff769c5afc4c378c572.png)
A.1个 | B.2个 | C.3个 | D.4个 |
21-22八年级上·辽宁沈阳·阶段练习 查看更多[2]
辽宁省沈阳市沈河区育源中学2021-2022学年八年级上学期第一次月考数学试题(已下线)第一次月考模拟卷(范围:勾股定理、实数、位置与坐标)-【单元测试】2022-2023学年八年级数学上册分层训练AB卷(北师大版)
更新时间:2021-10-24 16:32:19
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【推荐1】关于
的多项式
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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A.3 | B.-3 | C.±3 | D.![]() |
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名校
【推荐2】下列各数
,
,
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,
中无理数的个数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd4cee6655a37fc8243928b5dbb09fd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f6c3169343b4a8bb9ef6d31fb30827.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】已知一个数的平方根为
与3,则a的立方根为( )
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【推荐2】下列各数:3
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bfa52f02d7839b0b15113e16b9e9c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
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【推荐1】数字
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e051d14fd6a787387995331f5e6d026.png)
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A.1个 | B.2个 | C.3个 | D.4个 |
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【推荐2】下列说法正确的是( )
A.无限小数是无理数 |
B.带根号的数都是无理数 |
C.无理数是无限小数 |
D.无理数是开方开不尽的数的方根 |
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