已知关于
的不等式
的解集是
或
,则不等式
的解集是________________ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48fa190c3894591d88cf4de8d578808b.png)
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2020高一·上海·专题练习 查看更多[1]
(已下线)专题07+不等式的求解(2)-2020-2021学年新教材高一数学秋季辅导讲义(沪教版2020)
更新时间:2021-03-12 20:03:21
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,
,若
是
的充分而非必要条件,则实数
的取值范围是______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/704e4a9c5fc759e9956d159c0dea505c.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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