名校
1 . 已知
函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1645d42476605d71415df50f42e9c393.png)
(1)若关于
的方程
有两个不同实数根,求
的取值范围;
(2)若关于
的不等式
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccf86c02fc2d3fcf7881e6fed3df9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1645d42476605d71415df50f42e9c393.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20285270c0987114efde60742da21494.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6681eefc99dbb85169db9bbb8a95a79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c6fe449061f2b475d45f27d8827fe1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-11-04更新
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1082次组卷
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2卷引用:上海市复兴高中2017-2018学年高三下学期3月开学考数学试题