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解题方法
1 . 设
(x,
),若
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd9e4a7572ce9d7f8041b6ec5a3c3ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95cccdff49c3efe6e7a7dbbf69db9319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca53ebfbcdbdd5298a7577c58e06baf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4215d9f44da3caa22ea1a497de8770d5.png)
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2022-07-24更新
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4卷引用:四川省乐山市沫若中学2022-2023学年高二下学期4月月考数学(理)试题