计算
的结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc58f0530c9b3d457b07ab5a0065dc89.png)
A.![]() | B.―![]() | C.![]() | D.―![]() |
14-15七年级上·江苏无锡·期中 查看更多[8]
更新时间:2017-11-11 06:04:44
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【推荐2】在“
,
,
,
,
”这5个算式中,运算结果为非负有理数的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f60303f515782b711b44b1a6517bae97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02439567cbe5150d4c80a8a18612db9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ffdd1b027e2ccec2626481b4ac110a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda3fa0c6d265e30bf94e32370935bf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb3528d985a77044680e3fb9bd49c8e3.png)
A.5 | B.4 | C.3 | D.2 |
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