题目内容
下列各数中,哪些是有理数,哪些是无理数?
( 3.141592,
,
,
,0.
,0,-
,0.1313313331…(两个1之间依次多一个3).
有理数是______.
无理数是______.
( 3.141592,
| π |
| 2 |
| 16 |
| 3 | 27 |
| • |
| 5 |
| 2 |
| 3 |
有理数是______.
无理数是______.
在3.141592,
,
,
,0.
,0,-
,0.1313313331…中,
有理数是:3.141592,
,
,0.
,0,-
,
无理数是:
,0.1313313331…,
故答案为:3.141592,
,
,0.
,0,-
;
,0.1313313331….
| π |
| 2 |
| 16 |
| 3 | 27 |
| • |
| 5 |
| 2 |
| 3 |
有理数是:3.141592,
| 16 |
| 3 | 27 |
| • |
| 5 |
| 2 |
| 3 |
无理数是:
| π |
| 2 |
故答案为:3.141592,
| 16 |
| 3 | 27 |
| • |
| 5 |
| 2 |
| 3 |
| π |
| 2 |
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