名校
1 . 对于函数
,若在其定义域内存在实数
,使得
成立,则称
有“漂移点”
.
(1)判断函数
在
上是否有“漂移点”,并说明理由;
(2)若函数
在
上有“漂移点”,求正实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/110e5b2f8a412dc6528df8da2ed66cc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d03211706ec9797632dedba4124f398.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24b8f059beb7b5ae9efcc3edd36f8b72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2021-01-29更新
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579次组卷
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6卷引用:江苏省苏州中学2021-2022学年高二上学期期初数学试题