计算:
-|
-2|+(-
)-1.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654217aae20fc5fa244a5ccd7ac38493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
2023九年级·全国·专题练习 查看更多[1]
(已下线)XDRzkgssxtzxl908
更新时间:2023-12-19 22:55:32
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【推荐2】(1)计算:
,
(2)有理数a,b,c在数轴上的对应位置如图,化简:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38a5e6d00b644c09019eb5f48fe4f533.png)
(2)有理数a,b,c在数轴上的对应位置如图,化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0af7c9470c2b8fbe6f538292c89a8506.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/2e3ab660-5372-4a55-9d7c-620cb4608457.png?resizew=268)
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