把下列各数分别填入相应的集合里.
,
,
,
,
,
,
,
;
(1)正数集合: ;
(2)负数集合: ;
(3)整数集合: ;
(4)分数集合: ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533c549ee428987f60dd91b13e318710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598564aec706dff769c5afc4c378c572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a36d3e3a1d196b5e03e6a150edba177.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2030a7c508abe4b2a03bc702cf7692d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fa6b23839bc1576f0056b108e1f11f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c2ebed96492a297c7d2407e062a618d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
(1)正数集合: ;
(2)负数集合: ;
(3)整数集合: ;
(4)分数集合: ;
更新时间:2023-09-02 10:38:17
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解答题-问答题
|
容易
(0.94)
【推荐1】把下列各数的序号填在相应的大括号内:
①-2;②
;③
;④
;⑤-1.7;⑥
;⑦
;⑧2.1212212221……(每两个1之间依次多一个2)
整数{ }
分数{ }
无理数{ }
①-2;②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7487a88bbb3eb37226a53159cd7f5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2967337e3fcb228dded64ab0c41a17e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1625d21fa2fb85cf8c02d8e99f175.png)
整数{ }
分数{ }
无理数{ }
您最近一年使用:0次
解答题-问答题
|
容易
(0.94)
【推荐2】把下列各数填在相应的大括号里:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9521f991cca4448f69f83c378008d7d5.png)
整数:{ }
负分数:{ }
非负整数:{ }
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9521f991cca4448f69f83c378008d7d5.png)
整数:{ }
负分数:{ }
非负整数:{ }
您最近一年使用:0次