若不等式
的解集为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5f6f8e0a7ce4adec4369a70fb08de5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7772d3f57c2b7fad74dc38bcec129efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
更新时间:2024-05-27 09:04:35
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【知识点】 由一元二次不等式的解确定参数解读
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【推荐1】若不等式
的解集中有且只有3个整数,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0553d854447cb8f6ae73236a3fbfa6d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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【推荐2】已知关于
的不等式
,关于此不等式的解集有下列结论,其中正确的有__________ .
①不等式
的解集可以是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d08cf03670db677b98d1187d1db16ea5.png)
②不等式
的解集可以是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
③不等式
的解集可以是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
④不等式
的解集可以是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d466f06147310b34624ce018cf58d6f4.png)
①不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d466f06147310b34624ce018cf58d6f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d08cf03670db677b98d1187d1db16ea5.png)
②不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d466f06147310b34624ce018cf58d6f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
③不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d466f06147310b34624ce018cf58d6f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
④不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d466f06147310b34624ce018cf58d6f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c78537651157671406045e897fac61.png)
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