题目内容
-2
倒数的绝对值是______.
| 2 |
| 7 |
-2
=-
,
因为(-
)×(-
)=1,所以(-
)的倒数为(-
);
|-
|=
,
故答案为:
.
| 2 |
| 7 |
| 16 |
| 7 |
因为(-
| 16 |
| 7 |
| 7 |
| 16 |
| 16 |
| 7 |
| 7 |
| 16 |
|-
| 7 |
| 16 |
| 7 |
| 16 |
故答案为:
| 7 |
| 16 |
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| 7 |
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