名校
1 . 已知函数
.
(1)若对于任意的
,均有
,证明:
;
(2)当
时,证明:对于任意的
,
成立的充分必要条件为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/228ec94a217b7fab0cfe5e23a891a403.png)
(1)若对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66d61d5f66d68b4c4a2a25fd7103621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e333ce67e47ca86f2737c6426e00c6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/731bdc8d2686a05f12a2ba8a7e3b01be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/366839b25310cb3168d411b1d5f73b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b41da54debbb3f80eddedf2d0eacf4.png)
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2018-12-04更新
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172次组卷
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2卷引用:江苏省南京市第一中学数理班2022-2023学年高一上学期9月阶段检测数学试题