1 . 已知函数
.
(1)求曲线
在
处的切线方程;
(2)若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72072b47cd66cbe351e8498923288cbc.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e2302295333e96f24e328bc4e1f9dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7091d529281abff275ef19b9197445a7.png)
您最近一年使用:0次
2021·全国·模拟预测
名校
2 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)若函数
有两个极值点
,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa2375342327d62ee7e7a7cc7e50ba5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92cb57eaef0982874cbf9d87bfaea05d.png)
![](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/a6b3d4e69aef0f4e01191f2a008823be.png)
您最近一年使用:0次
2021-03-22更新
|
1950次组卷
|
9卷引用:山东省(新高考)2021届高三 数学第二次模拟考试题(一)
山东省(新高考)2021届高三 数学第二次模拟考试题(一)(已下线)2021年新高考测评卷数学(第六模拟)(已下线)专题1.16 导数-不等式的证明-2021年高考数学解答题挑战满分专项训练(新高考地区专用)福建省龙岩市上杭县第一中学2021届高三5月份模拟考数学试题(已下线)一轮大题专练9—导数(双变量与极值点偏移问题1)-2022届高三数学一轮复习(已下线)专题4.11—导数大题(双变量与极值点偏移问题3)-2022届高三数学一轮复习精讲精练(已下线)第06讲 极值点偏移:乘积型-突破2022年新高考数学导数压轴解答题精选精练福建省德化第一中学2022届高三上学期第二次月考数学试题黑龙江省齐齐哈尔市恒昌中学校2022-2023学年高二下学期期中数学试题
3 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e10b37ab51a7871b8e47eff8e9594e6.png)
(1)当
时,求
图象在点
处的切线方程;
(2)当
且
时,证明
有且仅有两个零点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e10b37ab51a7871b8e47eff8e9594e6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc91d92eb161e54def20b039d2089201.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d63162ddf5cab978b6b162ceffd9ea0.png)
您最近一年使用:0次
4 . 设函数
,过点
作
轴的垂线交函数
图像于点
,以
为切点作函数
图像的切线交
轴于点
,再过
作
轴的垂线交函数
图像于点
,以此类推得点
,
,…,记点
,
,…,
,…的横坐标分别为
,
,…,
,…,
.
![](https://img.xkw.com/dksih/QBM/2021/6/2/2734198155509760/2782368257679360/STEM/a17b61ff4b1741dd8d0d6ce459631ea0.png?resizew=175)
(1)证明:
,并求
;
(2)设数列
的前
项和为
,若对于任意的
,都有
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1c079afd1b058adc67a50f48f3d466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64f1e4ec659dcbfc601e7e8e1e19763e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a71fc9c0068109dad1382354570665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a71fc9c0068109dad1382354570665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039af66355ed85ff4c204931b882b694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fc82353331abee0828dee9b38c08f2.png)
![](https://img.xkw.com/dksih/QBM/2021/6/2/2734198155509760/2782368257679360/STEM/a17b61ff4b1741dd8d0d6ce459631ea0.png?resizew=175)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cb084a41cfc6177554b4fd7417e54be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
(2)设数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f78045602214985dead4b7ce21cfe0d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a138b5320c1f07f1571ce3e030bf67f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2021-08-09更新
|
277次组卷
|
2卷引用:山东省潍坊市2020-2021学年高二下学期期中考试数学试题
名校
5 . 已知函数
在
处的切线斜率为
.
(1)确定
的值,并讨论函数
的单调性;
(2)设
,若
有两个不同零点
,
,且
.证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31acb1afe62ce375e9284a689b497a63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0143102d126b93071f3f1f114a234718.png)
(1)确定
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3a8915aacb16e2d54004e00f479c00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e03ad0c315806342d6cd732a0b91a3.png)
![](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/66a2c06d2c1bd79ce48e65d5b42a3c56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dae0741d5b68bdb629b48247c5ecb5b7.png)
您最近一年使用:0次
2021-05-28更新
|
1395次组卷
|
6卷引用:山东省烟台市2021届高三二模数学试题
山东省烟台市2021届高三二模数学试题(已下线)专题4.9—导数大题(双变量与极值点偏移问题1)-2022届高三数学一轮复习精讲精练(已下线)专题3.8 导数的综合应用-重难点题型精练-2022年高考数学一轮复习举一反三系列(新高考地区专用)(已下线)2020年高考全国3数学理高考真题变式题21-23题湖南省邵阳市第二中学2022届高三下学期高考全真模拟考试数学试题河南省新乡市第一中学2023-2024学年高三上学期10月月考数学试题
解题方法
6 . 设函数
.
(1)求曲线
在点
处的切线方程;
(2)若关于
的方程
有两个实根,设为
,
(
),证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7ed99a74e126a05cb520f19c094020.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e283983352cdf4955042ae07975c91d.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](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/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9127f38fd9c2f0760a76c0321df1ebcb.png)
您最近一年使用:0次
2021-05-30更新
|
1681次组卷
|
6卷引用:山东省潍坊市2021届高三三模数学试题
山东省潍坊市2021届高三三模数学试题(已下线)第22题 导数在证明不等式中的应用-2021年高考数学真题逐题揭秘与以例及类(新高考全国Ⅰ卷)(已下线)5.1导数的概念(B 能力培优练)-2021-2022学年高二数学同步双培优检测(苏教版2019选择性必修第一册)(已下线)第29讲 割线法证明零点差大于某值,切线法证明零点差小于某值-突破2022年新高考数学导数压轴解答题精选精练(已下线)第23讲 导数的综合应用-备战2023年高考数学一轮复习考点帮(新高考专用)(已下线)重难点突破08 证明不等式问题(十三大题型)
名校
解题方法
7 . 已知
,其中
且
.
(1)若
,曲线
在点
处的切线为
,求直线
斜率的取值范围:
(2)若
在区间
有唯一极值点
,
①求
的取值范围;
②用
表示
的最小值.证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/113b06c03e8bc6eec48d153ca170b2e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d3e81f557e5bf78954b84dec74c0de2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661249bf6499017f9e5e03db3fcd93d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ddf9809129b68d725a8c74de5e1c311.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a7792efd7f82bfa7549db4cb6ca761.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e515c80daf34fff5923cd86142398bf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4653407012fbf6a8ffd21b94d4e0d7e7.png)
您最近一年使用:0次
2021-05-13更新
|
1413次组卷
|
4卷引用:山东省日照市2021届高三第二次模拟考试数学试题
山东省日照市2021届高三第二次模拟考试数学试题(已下线)专题13 用导数研究函数(难点)-2020-2021学年高二数学下学期期末专项复习(北师大版2019选择性必修第一册、第二册)(已下线)第15讲 max函数与min函数问题-2022年新高考数学二轮专题突破精练上海市育才中学2023届高三上学期期中数学试题
名校
8 . 已知函数f(x)=
.
(1)求函数f(x)在x=1处的切线方程;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d5ed2e41ba22e4dedbc44209b4329c.png)
(1)求函数f(x)在x=1处的切线方程;
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b5c628fb3e1a47f905c22e8da2264ae.png)
您最近一年使用:0次
2021-04-27更新
|
1598次组卷
|
8卷引用:山东省菏泽市巨野县实验中学2021-2022学年高二下学期第一次月考数学试题
山东省菏泽市巨野县实验中学2021-2022学年高二下学期第一次月考数学试题甘肃省兰州市第一中学2020-2021学年高二下学期4月月考数学(文)试题(已下线)第五章 一元函数的导数及其应用单元测试A卷-【新高考题型】2020-2021学年高二数学单元实战演练AB卷(人教A版2019)福建省厦门市湖滨中学2022届高三上学期期中考试数学试题福建省龙岩第一中学2021-2022学年高二下学期开学考(实验班)数学试题广西南宁市普通高中联盟2021-2022学年高二上学期期末联考数学(文)试题(已下线)第五章 一元函数的导数及其应用(A卷·知识通关练)(5)(已下线)2023年天津高考数学真题变式题16-20
名校
解题方法
9 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)若函数
存在三个零点,分别记为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
.
(ⅰ)求
的取值范围;
(ⅱ)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5601a7395737194a6e241ac337abbb5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/915e28a6131cf12ea62c8f469d4fa5f2.png)
(ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(ⅱ)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ec808ad60dbf016632ec816eaca1df.png)
您最近一年使用:0次
2021-03-27更新
|
1296次组卷
|
5卷引用:山东省济宁市任城区2020-2021学年高二下学期期中考试数学试题
山东省济宁市任城区2020-2021学年高二下学期期中考试数学试题北京市丰台区2021届高三一模数学试题宁夏青铜峡市高级中学2022届高三上学期期中考试数学(理)试题(已下线)高二数学下学期期中全真模拟卷(1)-2021-2022学年高二数学下学期考试满分全攻略(人教A版2019选修第二册+第三册)(原卷版)福建省福州市福清西山学校2022-2023学年高二下学期5月月考数学试题
2021高三·全国·专题练习
10 . 设函数
,
.
(1)若函数
图像的一条切线与直线
平行,求该切线的方程;
(2)若函数
与
的图像在
轴右边有唯一公共点,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/315b1a62ec3efc43575c57a801ad6585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bb8d8d98c2436be9b2c6d494f1b39e9.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8370bfd0cacf0e6387d949bfa0c3f5.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ada9f3ec9b4e12517dcf4720fa0a42b8.png)
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