(1)已知两个数
和
(
为负整数),设整式
的值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
①当
时,求
的值;
②若
的取值范围如图所示,求
的负整数值.
(2)解不等式组:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23de0170bbec6d76b0b586c1bbfe4530.png)
请结合题意填空,完成本题的解答:
解不等式①,得__________;
解不等式②,得__________;
并把不等式①,②解集在数轴上表示出来;
原不等式组的解集为__________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0f04aab6384941d76a1c751b21431c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/20/3e7177ff-ce6f-4463-9026-a44c907068fb.png?resizew=167)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7300838ad476bc1c75c1cca1fc9880cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23de0170bbec6d76b0b586c1bbfe4530.png)
请结合题意填空,完成本题的解答:
解不等式①,得__________;
解不等式②,得__________;
并把不等式①,②解集在数轴上表示出来;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de0d10ef8b748d4531250c37c5d3f9e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/20/7379d517-b75a-47e3-9599-56a3c0fc6dca.png?resizew=167)
更新时间:2023-07-12 08:44:43
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【推荐2】计算题
(1)解不等式组:
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