设集合
,集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c038dfaaaaebba3522aec99a8b2c1cbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2299a728e865b82a1a9724efc3030031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
2024·山东泰安·二模 查看更多[1]
更新时间:2024-06-01 12:06:07
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解题方法
【推荐1】已知
,
,
,
为四个互不相等的实数.若A、B、C、D中C最大,则实数a的取值范围__________ ;此时A、B、C、D中最小的数为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/149c92f90a37519184e147e443ec826e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a473c4746c7006ee1afc6f36dad3d1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe5039677994d6e20a507aebfba5c58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba391a68cbbbfa9e08538cb1a1dced5f.png)
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填空题-单空题
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较易
(0.85)
【推荐2】已知集合A={x|x<
},B={x|x2-3x+2<0},若A∩B=B,则实数a的取值范围是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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