解题方法
1 . 已知函数
是定义在R上的奇函数,若当
时,有
,则当
时,函数
的解析式为______________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffbe8e0c5f83900d2d0d8c0160ede5a9.png)
______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a652e73ce3ca5dee3d7bee5159d36c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffbe8e0c5f83900d2d0d8c0160ede5a9.png)
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2 . 已知
,函数
,当
时,不等式
的解集是_____ .若函数
恰有2个零点,则
的取值范围是___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd9736828195f010db4e1f0a9dea7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6e9808a55682baa4490ae60a45b646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2f2d7c81cb44416bcdf59419637682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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3 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43717234881644e4f2722a5ca530860a.png)
__________ ,若函数
有无穷多个零点,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/336a11c82673c2c918acb4d3228031a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43717234881644e4f2722a5ca530860a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c27716788e838bd934952fe13c5e4671.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-11-30更新
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531次组卷
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4卷引用:宁夏石嘴山市第三中学2021届高三补习班上学期期中数学(理)试题