名校
1 . 已知函数
,其中
、
、
.
(1)若
,讨论函数
的单调性;
(2)若函数
存在极小值
,分析判断
与
的大小关系.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab4d88f66ba7ac09c12eeaac6881311b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef20073a12bab727faa217718b63414.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd9cdea1e995c59e5d3225acad8b4d3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cb3e36082dc3e2c54bfd5b6a4c4b009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
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2022-02-27更新
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476次组卷
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3卷引用:四川省眉山市仁寿县第一中学2021-2022学年高三下学期二诊模拟考试数学(理)试题