1 . 已知函数
.
(1)若
,讨论
的单调性;
(2)已知
,若方程
在
有且只有两个解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519851ccfaf28c7e70dc71c1fe722de7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9326a0a78382b40032cf3a23348dff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a467be7bbac6c1b04fb6a7f73c16e13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a42e9e85ab98860058623847c3eb20b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/469378fcfc6a2f74687fb0882a93c79f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2021-06-26更新
|
1156次组卷
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5卷引用:吉林省松原市前郭县、长岭县、乾安县2021届高三5月联考数学试题
吉林省松原市前郭县、长岭县、乾安县2021届高三5月联考数学试题湖南省永州市2021届高三高考押题卷数学试题(二)(已下线)一轮大题专练12—导数(有解问题2)-2022届高三数学一轮复习(已下线)解密03 导数及其应用(讲义)-【高频考点解密】2022年高考数学二轮复习讲义+分层训练(新高考专用)(已下线)热点16 函数与导数的综合应用-2022年高考数学【热点·重点·难点】专练(全国通用)
2 . 设函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
(1)当
时,求函数
的单调区间;
(2)当
,
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18378cb8d28f9a1d6c1a2cd950748d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/489e8fe819805b3afebf0437193c055a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c67a7e28dba059006021a2e2105f538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a6330540758a21f46fc7a6d1e6328d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4c8f46ce6316bb25e03efa3eb107b9.png)
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名校
3 . 设函数
为定义域为R的奇函数,且
,当
时,
,则函数
在区间
上的所有零点的和为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6bfdb24ecf5da863405c2b40936ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5c1133ffd82a7770d983aac29f2fd6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa4240d3ca491a3be2ed3a7f1a84f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee04a030ebc790c8f90f6b5c0e1eb48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4af223a6f828396fd657c6c3ca10bd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80ceaf9835905a671b8baf0bdbc0b10e.png)
A.6 | B.7 | C.13 | D.14 |
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2017-04-01更新
|
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