已知集合
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af93139d9e476e0583ad87f83e05808.png)
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c64a60902d20bef1b1a9e9920b8f977a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af93139d9e476e0583ad87f83e05808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/516f647487c29107e17b63d65be15da3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
23-24高一上·湖南怀化·阶段练习 查看更多[2]
更新时间:2023-10-12 09:00:00
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【推荐2】已知集合
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
___________ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f893ed728d63577f4278ea2161edef.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7116042fe622713616dfeedfe3cd6ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6774fc6c00b5678a63e11fb903a38087.png)
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【推荐1】已知集合
,其中
0,全集
.若“
”是“
”的必要不充分条件,则实数
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af1ba2c1b82ec7cbc40987ab83fb17ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1acee0663e9381923a9e0d9fe0c1809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6fb01998151643e0b2fe71240480349.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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【推荐2】若关于
的不等式
的解集中的整数恰有
个,则实数
的取值范围是________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ea2299e4d65a1e4562ba2a37b8b55c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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