名校
解题方法
1 . 已知函数
的图象的一条切线为
轴.
(1)求实数
的值;
(2)令
,若存在不相等的两个实数
满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edfef97d0278145d87702673a8772f7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cdc169e38ca517ec655ee3875182df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa5f4aadc17b6d5c9760a75fab7fb760.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b725fdc8de9800f2692f6fea8585b1e9.png)
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2017-06-03更新
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5卷引用:2017届河南省天一大联考高三阶段性测试五B卷数学(理)试卷
名校
2 . 已知函数
在
处的切线方程为
.
(1)求
的单调区间与最小值;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2dcaf9ab62fb0251f0f6e5e7d87d6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c887da0c850acf41ab249cc262ae39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/306b6e79f39d396ad32493c62224d8b8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5667c0ed1db3b4c34c8978d7b2d362.png)
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2017-05-09更新
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5卷引用:四川省眉山中学2017届高三5月月考数学(理)试题
名校
3 . 已知函数
(
)在
处的切线与直线
平行.
(1)求
的值并讨论函数
在
上的单调性;
(2)若函数
(
为常数)有两个零点
(
)
①求实数
的取值范围;
②求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf303a0d1a0de1310eab0734d4b8bd1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e245a5b5095ec2cac2d2156269be009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd4f32194b3762608eaa3f656865fb76.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10319efead69f763be6693d9fda55dcb.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65537b85eef3ee7c252f513fcc61dd1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
①求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
②求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a415767156945ea8ada9ed3756019fc.png)
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2017-05-19更新
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7卷引用:青海省西宁市2018届高三下学期复习检测一(一模)数学(理)试题
青海省西宁市2018届高三下学期复习检测一(一模)数学(理)试题(已下线)2017-2018学年度下学期高中期末备考【通用版】高二【精准复习模拟题】C【拔高卷01】【理科数学】(教师版)【人教A版(2019)】专题07导数及其应用(第三部分)-高二下学期名校期末好题汇编江西省重点中学协作体2017届高三第二次联考数学(文)试题贵州省遵义航天高级中学2016-2017学年高二下学期第三次月考数学(理)试题【市级联考】湖北省部分重点中学2019届高三第一次联考数学(文)试题福建省泉州科技中学2022-2023学年高二下学期期末考试数学试题
名校
4 . 已知函数
,
(1)求函数
在点
处的切线方程;
(2)证明:
在
上恒成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae9e125c60126e1144ce0072e2e042f.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c887da0c850acf41ab249cc262ae39.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800d7c0ef15cceb1cf5f2469b238fda8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1fce155963060b2e5b9147a185897cc.png)
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2017-05-07更新
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名校
5 . 已知函数
(
),曲线
在点
处的切线与直线
垂直.
(1)试比较
与
的大小,并说明理由;
(2)若函数
有两个不同的零点
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e5a76672ab542701face0a004ca1c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e8a3365e99f926b1dafa901ab232152.png)
(1)试比较
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e310e5b7100597e72f68914c9d85a7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df9fc1d337f2e1974952cd5731cc4c44.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5b9f57d3634f8337f1414f8a2a2dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0fd6297d9af0dbfaccd08a53054ec5.png)
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2017-08-25更新
|
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3卷引用:河南省息县第一高级中学2017届高三下学期第一次适应性测试数学(理)试题
河南省息县第一高级中学2017届高三下学期第一次适应性测试数学(理)试题河南省郑州市第一中学2018届高三上学期入学考试数学(理)试题(已下线)专题37 盘点利用导数研究双变量及极值点偏移问题—备战2022年高考数学二轮复习常考点专题突破
6 . 已知函数
,
(
,
为自然对数的底数),且
在点
处的切线方程为
.
(1)求实数
,
的值;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29dd11d9adba9f6eba5c43a455bc65b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f91acd5a70fda7aa57c372d2c87c481f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91413c558d7a35bab90e33241c0d9885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/606e5694c2f33033cced4e29d3152c16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d6c2eb29ad6ecf0ad60112afde6d355.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4955c5adc717b7f6f0b975e0724ff5.png)
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2017-04-19更新
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1905次组卷
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3卷引用:专题7:卡根法应用
7 . 已知函数
.
(Ⅰ)求函数
的零点及单调区间;
(Ⅱ)求证:曲线
存在斜率为
的切线,且切点的纵坐标
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e854ebdae3beb44f7558c62f1807319.png)
(Ⅰ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(Ⅱ)求证:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7071d5bd0a9c62c880700cb16826df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a75edb8845005397432d9faadd0f265d.png)
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5卷引用:黑龙江省哈尔滨市第六中学2018届高三上学期期中考试数学(理)试题
黑龙江省哈尔滨市第六中学2018届高三上学期期中考试数学(理)试题(已下线)专题09 选择性必修第二册综合练习人教B版(2019) 选修第三册 必杀技 模块综合测试(已下线)专题3-6 利用导函数研究方程的根(函数的零点)-22015-2016学年西藏日喀则一中高二下期末文科数学试卷
8 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5611056eaa3c1ba77080bd9a17045ef3.png)
(1)讨论函数
的单调性;
(2)若函数
的图象在点
处的切线的倾斜角为
,对于任意的
,函数
在区间
上总不是单调函数,求
的取值范围;
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5611056eaa3c1ba77080bd9a17045ef3.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7536abaccead4286f24b21c422a2c1cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e5fa72f2878b476bc57f0df12d6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af2f597ea3f4dcfb89acb19a4ea6355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583c21748653f1e82db2c4ee533f2751.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eb070784fcf6195fd49182e8aa0df1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)求证:
![](https://img.xkw.com/dksih/QBM/2015/2/4/1571977622102016/1571977627656192/STEM/bb05a44b6f58493e8542615b4aa7309c.png?resizew=288)
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2016-12-03更新
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3卷引用:2015届湖南省长沙长郡中学高三上学期第二次月考文科数学试卷
2012·吉林·一模
解题方法
9 . 已知函数
在
处取得极值为2,设函数
图象上任意一点
处的切线斜率为k.
(1)求k的取值范围;
(2)若对于任意
,存在k,使得
,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a4998c6f8a09e3675c0f6c73d1068c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0573a6bcc480a91a43126d01bc19eeae.png)
(1)求k的取值范围;
(2)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636a8d9e362e768e825a98afdea2bd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691baeff309bf6306641537001635ddf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e564f7dc7e3b283bd00cfebf97edfd9b.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)求函数
的图象在
处的切线方程;
(2)若任意
,不等式
恒成立,求实数
的取值范围;
(3)设
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98b23e498b9c5c82586187be0285c9bf.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c424bff8b5da964086d28d2fde6d685a.png)
(2)若任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac4cbc7b067862a3d9c6789b392fc068.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d281fee667af469e5822ad63574c054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73edf587fbe2cec4c9e92bcc29da53c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c40899bc474c0af62e537b633bf2432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bdb096f2358ed900e80fc0f0b45e9f.png)
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