若
,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a62c91636249c358baed0e77bdf0475.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a4adac417eba1b7d0407135454de65.png)
A.-1 | B.1 | C.0 | D.2016 |
更新时间:2019-09-06 21:08:50
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【推荐2】在
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A.1个 | B.2个 | C.3个 | D.4个 |
您最近一年使用:0次