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解题方法
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aed762478d4c1460ea95a9dd9a201d1e.png)
(1)若
对任意的
恒成立,求实数
的取值范围;
(2)求证:对任意的
(
为自然对数的底数.
).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aed762478d4c1460ea95a9dd9a201d1e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966b60302d80d8613675bb3dd5c03164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求证:对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f565470405badb641dc4058caf081aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e3ce576f0766f29349db973fc22eb8.png)
您最近一年使用:0次
2016-12-04更新
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1056次组卷
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2卷引用:2016届海南省文昌中学高三上学期期末考试理科数学试卷