14-15高三上·北京朝阳·期中
名校
1 . 已知函数
,若在区间
内有且仅有一个
,使得
成立,则称函数
具有性质M.
(1)若
,判断
是否具有性质M,说明理由;
(2)若函数
具有性质M,试求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b61bb7cb94b4d06f0090df1e365667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02425a8821d7e44ee1a76b2b8f0761c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423d1b5c7e16bc5c75e76d1afc34d8ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3077f01c5206064ff81f526b2c334858.png)
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2023-05-31更新
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149次组卷
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5卷引用:2015届北京市朝阳区高三上学期期中统一考试理科数学试卷