名校
解题方法
1 . 已知函数
,
,其中
.
(1)
时,判断函数
的单调性(不需证明),并解不等式
;
(2)定义
上的函数
如下:
,若
在
上是减函数,当实数m取最大值时,求t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0e3b7384e7f0a324862c6589026b62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0ea0821f8bb3cfbeab0bc5dab8c572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48ae8d3e61598b3f81d3bd8a337c9801.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2a51944c720568f35d443589dfc1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d87d0e14d115dd37aa69f34602d3d4.png)
(2)定义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6d804ef44bfc64f824b0ccef71765e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fa6a39515ef32c355c1a35be2da988c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e1ef4b55075ea0b421bae124a09614.png)
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2022-02-07更新
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928次组卷
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2卷引用:湖南师范大学附属中学2021-2022学年高一上学期期末数学试题