-
的相反数是__________, -
的绝对值是_________,-
的倒数是_________.
![](https://img.xkw.com/dksih/QBM/2015/2/4/1573793323163648/1573793329078272/STEM/b8d0760b0066472188e19dd698091d94.png)
![](https://img.xkw.com/dksih/QBM/2015/2/4/1573793323163648/1573793329078272/STEM/b8d0760b0066472188e19dd698091d94.png)
![](https://img.xkw.com/dksih/QBM/2015/2/4/1573793323163648/1573793329078272/STEM/b8d0760b0066472188e19dd698091d94.png)
更新时间:2016-12-05 22:33:38
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