题目内容
下列各数:-2,
,-
,3.1415,-
,
,
,-0.2020…,0.7,其中是无理数的有______.
| 49 |
| π |
| 3 |
| 22 |
| 7 |
| 5 |
| 3 | 8 |
-2,
,3.1415,-
,
,-0.2020…,0.7是有理数,
-
,
是无理数,
故答案为-
,
.
| 49 |
| 22 |
| 7 |
| 3 | 8 |
-
| π |
| 3 |
| 5 |
故答案为-
| π |
| 3 |
| 5 |
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题目内容
| 49 |
| π |
| 3 |
| 22 |
| 7 |
| 5 |
| 3 | 8 |
| 49 |
| 22 |
| 7 |
| 3 | 8 |
| π |
| 3 |
| 5 |
| π |
| 3 |
| 5 |