计算:
的结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb451e6f966d6ee79d7e229a21d7924.png)
A.﹣3 | B.3 | C.7 | D.9 |
22-23七年级上·广西桂林·阶段练习 查看更多[2]
更新时间:2023-01-15 13:45:00
|
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单选题
|
较易
(0.85)
【推荐2】有理数
在数轴上的位置如图所示,那么将式子
化简,结果是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/21/092e54ca-a103-490a-83b5-4034743b2c03.png?resizew=338)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ab9b3610c3d5e741235fc6c838517c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdf56bd32804dd389eb7cc46122d8e82.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/21/092e54ca-a103-490a-83b5-4034743b2c03.png?resizew=338)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】小虎做了以下
道计算题:①
,②
,③
,④
,请你帮他检查一下,他一共做对了( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f08e8f35298b36e7a3b4e0fc3500de70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/918a4d9f7a72a5164edae6dfbd23e002.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb4cd3bda92237cf62c76a9880c323d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d3ca8bbfbe74cd34a4df51d6703c07e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次