下列运算正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-03-04 11:10:37
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【推荐1】已知有理数a,b,c在数轴上的位置如图所示,下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/2022/3/4/2929000981536768/2930992066076672/STEM/1cd09591-09c0-4bd1-b44e-73d50fa50b43.png?resizew=271)
![](https://img.xkw.com/dksih/QBM/2022/3/4/2929000981536768/2930992066076672/STEM/1cd09591-09c0-4bd1-b44e-73d50fa50b43.png?resizew=271)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】(2017浙江湖州第1题)实数
,
,
,
中,无理数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】在下列实数0,
,3.141592,
,
,
,0.1010010001,
,
,
中无理数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598564aec706dff769c5afc4c378c572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd4cee6655a37fc8243928b5dbb09fd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6b9a5f1362c12e1ea8f6fc0d9d787ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94de4f4d291d88b8209e2b054a0c16b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc54231b2fdd8baae870b9b320ee3933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed18105f53a57d25464511b92bcce58c.png)
A.3个 | B.4个 | C.5个 | D.6个 |
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