下列各数
,
,
,
,
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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8698b0ef7214004671f58dc675921974.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2020-03-11 23:59:06
|
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单选题
|
较易
(0.85)
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【推荐1】下列各数中:0、
、
、
、
、
(它的位数无限且相邻两个“3”之间“7”的个数依次加1个),无理数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9db9373e74ecf5d63ad98afe66aa4ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1625d21fa2fb85cf8c02d8e99f175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/954795d1842974a705f9468f3b952ab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5756c7f7473c6aa66c4bf8219ff8c7af.png)
A.1个 | B.2个 | C.3个 | D.4个 |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】下列各数:
、
…(每两个
之有
个
)中是无理数的有( )个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/410f451dec4c41d561fec5d6d2fe67b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e3d6bb97f864089f60647f2e912e63a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
A.3个 | B.4个 | C.5个 | D.6个 |
您最近一年使用:0次