名校
解题方法
1 . 已知
,
.
(1)当
时,求
在
上的最小值;
(2)若
,证明:
存在唯一的极值点
且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8c207efd83d75c1f69237d97616c726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7c6b4833a0e8f5b8ae9955a3671be47.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af6f00a40a35d07ba4f255f140e28fab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f84d5f66b528b085e3bb471820c33707.png)
您最近一年使用:0次
2022-05-09更新
|
429次组卷
|
2卷引用:四川省南充市2022届高三下学期高考适应性考试(三诊)数学(文)试题
解题方法
2 . 已知函数
(
,e为自然对数的底数).
(1)若
在
处的切线与直线
平行,求
的极值;
(2)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da0e97c5fabe96052b178e3d06641c54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d896cde62a760e1783add9db109f4434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4489709f2495657bb1ea8fc8bb94d17e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac5120e85366232be2f12f392fd8ae1.png)
您最近一年使用:0次
3 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e4d324593e404741b9d7032ba981e8.png)
(1)讨论函数
的单调性;
(2)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e4d324593e404741b9d7032ba981e8.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1a9edac6e4c909ade3e4ddfe463d00a.png)
您最近一年使用:0次
4 . 设函数
.
(1)讨论函数
在
上的零点的个数;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eef9a253bc50e5b8a5b2c6d6e61d1bec.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca1c241f388daf676abf40f435e35d9a.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5853bf1499b16703b450c0a4196fcfb.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
.
(1)若函数
为增函数,求实数
的取值范围;
(2)若函数
有两个极值点
、
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e67c1aa27c250d1942c99ab9c84bfebe.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd888afdcfdb3e91a157d50f65e915e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b535ae9c847f024c8e3b472790ad3d8.png)
您最近一年使用:0次
2022-04-30更新
|
1340次组卷
|
5卷引用:四川省射洪市2022届高三下学期高考模拟测试文科数学试题
四川省射洪市2022届高三下学期高考模拟测试文科数学试题四川省南充市阆中中学校2021-2022学年高二下学期第三次学习水平检测数学(文)试题四川省成都嘉祥外国语学校2024届高三零诊模拟考试数学(文科)试题河北省2022届高三下学期4月全过程纵向评价数学试题(已下线)考点21 导数的应用--极值点偏移问题 2024届高考数学考点总动员【练】
名校
6 . 已知函数
.
(1)当
时,讨论
的单调性;
(2)若
,证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4ec71beb68e2f9e620d6009dd89494e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8493a0cd10d3d0399173c04163740a38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347c62b44fae618a37c145b3b5d1f1db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/137739372880c55fcfd61efeeaba4eab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358625261fbd7540b5fce25f2bd915f9.png)
您最近一年使用:0次
2022-04-29更新
|
792次组卷
|
4卷引用:四川省成都市第七中学2022-2023学年高三上学期第三次质量检测数学文科试题
四川省成都市第七中学2022-2023学年高三上学期第三次质量检测数学文科试题皖豫名校联盟体2022届高中毕业班第三次联考文科数学试题(已下线)文科数学-2022年高考押题预测卷03(全国甲卷)福建省福州第三中学2023届高三上学期第四次质量检测数学试题
名校
7 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)设
,
是函数
的两个极值点,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dfbebe96106abe60a93fa0a23ad3e9d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309b363e51128967be306726e0be958c.png)
您最近一年使用:0次
2022-04-29更新
|
942次组卷
|
4卷引用:四川省眉山第一中学2022届高考适应性考试数学(理)试题
8 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a0803acde6012fd0e32f090b523e355.png)
(1)判定函数
的单调性;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a0803acde6012fd0e32f090b523e355.png)
(1)判定函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eefdb0e0ff42c512365a1ec385929ab5.png)
您最近一年使用:0次
名校
解题方法
9 . 设函数
,其中
,曲线
在点
处的切线经过点
.
(1)求函数
的极值;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bad889fec9bf544f9b3284fe15bc7d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990eaf5dbba84f199bdc438da81fcfa6.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dee9e01929e4eb94394e1c3a55bfcfc5.png)
您最近一年使用:0次
2022-04-14更新
|
477次组卷
|
3卷引用:四川省泸州市泸县第四中学2022届高三三诊模拟考试文科数学试题
解题方法
10 . 已知函数
在点
处的切线方程是
.
(1)记
的导函数为
,求
的最大值;
(2)如果
,且
,求证
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22fb7a5a64487c26bd1bd8798a6c477c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0985b973395bcd371cd1e26d3fcd1c36.png)
(1)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42fd7af568e3d9f444beb0ff41426477.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b76cc836c72b7aa6e7a197d5eb0d3cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147f89995c5aa07ce7f797c308c9c7d2.png)
您最近一年使用:0次