名校
1 . 用不等号“<”将
,
,
按从小到大排序为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16c2179e44b247c5756cea37e944fa36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f93927d6c47b89b8d1de474d5af03f97.png)
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2 . 若
时,关于
的不等式
恒成立,则正整数
的取值集合为__________ .(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38299a75fc685df99b6c5b6f3e3fab68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519b1a844425f04f4e473ff8e9fda07d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b07c131929b3ddc3ae64bed5352240f6.png)
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解题方法
3 . 已知
的定义域为R,若函数满足
,则称
为
的一个不动点,有下列结论:①
的不动点是3;②
存在不动点;③若函数
为奇函数,则其存在奇数个不动点;若
为偶函数,则其存在偶数个不动点;④若
为周期函数,则其存在无数个不动点;⑤若
存在不动点,则
也存在不动点,以上结论正确的序号是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73bc955d158efde0bdd62d14a60a65e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0994abea110f5e3f04302268eaa5b4db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a903745cd2cb536443d07579b606ece5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e56e3224d58e0cfd256493f3fc63df.png)
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解题方法
4 . 当x≠0时,函数f(x)满足
,写出一个满足条件的函数解析式f(x)=________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa2f0c7631818f89304d644efa9fc6d6.png)
您最近一年使用:0次