名校
解题方法
1 . 已知函数
.
(1)当
时,讨论
的单调性;
(2)当
时,
,求
的取值范围;
(3)已知函数
,对任意的
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2813919d04c197af85e589d12e6dfc64.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/988276175e8642f214dbfe3d5c808194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bf41e4ee0cefa3a022930818c3a2aa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e2bfc213c4117fd8bfc674317d0f7e.png)
您最近一年使用:0次
解题方法
2 . 已知函数
满足:①
的一个零点为2;②
的最大值为1;③对任意实数
都有
.
(1)求
,
,
的值;
(2)设函数
是定义域为
的单调增函数,且
.当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331d5e308cd5469e0f28a8d75f79903f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.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/d73d9aa53e2d496bb14e106d82289940.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd990aa73c80408442e42d611ae50534.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efede742f4fd5b0a50d295bf403299f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df4d81ab50aabe801e40f85df0ada739.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/359e95e435df82fd6f29e17348119581.png)
您最近一年使用:0次
名校
3 . 已知
,设函数
的表达式为
(其中
)
(1)设
,
,当
时,求x的取值范围;
(2)设
,
,集合
,记
,若
在D上为严格增函数且对D上的任意两个变量s,t,均有
成立,求c的取值范围;
(3)当
,
,
时,记
,其中n为正整数.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73254f32b6da29ecc32df2e9f87a4c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d68155558673dee3c3b339a73d752097.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143b917df0520097be222accbddf9394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83e1d58efba7354ff2ccb96922732094.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0248255c35db564b386e4a997f822a95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e3e852eebd74ce9620a6baaef6d35fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d9a4cae3158b96893800ddc6ebbc76e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/610a635570c8e84423dbf0f6a566c138.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3a915c1a8a9304aeb307d130faaeb15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22f37cf574ebef90d4e1204db94bcbaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7203bef757822b5d482430f8bf80dea7.png)
您最近一年使用:0次
2023-04-13更新
|
1546次组卷
|
5卷引用:天津市南开中学2022-2023学年高二下学期期末数学试题
天津市南开中学2022-2023学年高二下学期期末数学试题(已下线)专题04 函数导数综合应用(四大题型)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(天津专用)天津市耀华中学2023届高三二模数学试题(已下线)重难点04导数的应用六种解法(1)上海市普陀区2023届高三二模数学试题
4 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3876a78d1c0f3b0eb07825c34d1a5d.png)
(1)若
,过点
作曲线
的切线l,求切线l的方程;
(2)若
,
是函数
的两个不同的极值点,求证:
;
(3)
时,
对
恒成立,证明不等式
对任意的正整数n都成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3876a78d1c0f3b0eb07825c34d1a5d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5c10f14aae6fb21e047ecb39cdf40c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)若
![](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/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/051c9ada827d18c8377743299d3761df.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb9374a0245ffdcb4b23bd8bd5b662a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bad5c8a4e4bad474651c0a61de820ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fada3f2d5821bea73b3f22b25a07a8a7.png)
您最近一年使用:0次
5 . 已知
是各项均为正数的等比数列,其前n项和为
,
,且
,
,
成等差数列.
(1)求数列
的通项公式;
(2)设
,求数列
的前
项和
;
(3)设
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28c40980226328591a49bf85b56b9562.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02b512e23eadd2810ab21e2e993b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3272ce4d31d66c1d408225b997e3a73d.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd2e7b7b013102caae359e4841f8e7a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d51f9147b8265c0276c1f2c2659197.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbd85b79372dc6e596d465f738c3c300.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f275914ae76c22daf8773fc406f0524c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930bc56406e69b785b37a83d48e36724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5954dc771c811c8eced9e4c9a19d45ba.png)
您最近一年使用:0次
名校
6 . 已知函数
,
(1)当
时,求函数
在
处的切线方程;
(2)讨论函数
的单调性;
(3)当函数
有两个极值点
且
.证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5facb7583ea00e6d8db952d80557f4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.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/9b384412acba251d87902ab928902f16.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)当函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b314f6ccb0a3e4fc15685d85e55bf6.png)
您最近一年使用:0次
2023-09-05更新
|
654次组卷
|
14卷引用:天津市五区县重点校2022-2023学年高二下学期期中联考数学试题
天津市五区县重点校2022-2023学年高二下学期期中联考数学试题天津市第五十五中学2021-2022学年高三上学期10月学情调研数学试题黑龙江省哈尔滨工业大学附属中学校2021-2022学年高二上学期期末考试数学(理)试题河南省洛阳市洛宁县第一高级中学2022-2023学年高二下学期2月月考数学理科试题江苏省南京大学附属中学2022-2023学年高二下学期3月月考数学试题广西壮族自治区梧州市苍梧中学2022-2023学年高二下学期3月月考数学试题天津市滨海新区塘沽第一中学2024届高三上学期第一次月考数学复习卷2(已下线)导数专题:导数与不等式成立问题(6大题型)-2023-2024学年高二数学题型分类归纳讲与练(人教A版2019选择性必修第二册)福建省宁化第一中学2022届高三9月第二次月考数学试题广东省梅州市东山中学2022届高三上学期期中数学试题云南衡水实验中学2022届高三上学期期中考试数学(理)试题(已下线)2020年高考天津数学高考真题变式题16-20题(已下线)第13讲 双变量问题-2022年新高考数学二轮专题突破精练(已下线)模块五 专题5 期中重组卷(广东)
名校
7 . 设函数
,记函数
有且仅有n个互不相同的零点(
),则当n取到最大值时,实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb47838693fde4afcc7627e6c74df02a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e0a9e336769fba32ab7b516f52d0a65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a40142c84be68ee2918c3a8303388c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
8 . 已知函数
.
(1)当
时,
(ⅰ)求
在点
处的切线方程;
(ⅱ)求
的最小值;
(2)当
时,若不等式
恒成立,求实数
的取值范围;
(3)当
时,证明
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fa3baef012ab024349d8abd64318636.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
(ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(ⅱ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef7f35c0f208565b8e51cba74f93fbf.png)
您最近一年使用:0次
2022-07-14更新
|
1625次组卷
|
5卷引用:天津市西青区杨柳青第一中学2021-2022学年高二下学期期末适应性测试数学试题
天津市西青区杨柳青第一中学2021-2022学年高二下学期期末适应性测试数学试题天津市宝坻区第一中学2022-2023学年高二下学期第一次阶段性练习数学试题(已下线)导数与不等式(已下线)专题09 导数及其应用难点突破1(已下线)专题12 导数及其应用难点突破4-利用导数解决恒成立问题-2
9 . 已知函数
,
,其中
是自然对数的底数.
(1)若对于任意实数
,不等式
恒成立,求实数
的取值范围;
(2)设
,求证:当
时,
恰好有2个零点;
(3)若曲线
在
处的切线与曲线
也相切.判断函数
的单调性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ba70b48aedfd52e2443e3bdcfbdf7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae4a780fd353099dbbf6984ca6630b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)若对于任意实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6582b8e5ef0c8a9838dc1b2d9cae4529.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6141d2c90a326325eaf3926809f56b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b6e720a3bf39395169f57f553199012.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
(3)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c17fe37f9c3ce9bdc000ed0e4b1fcc1.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)令
,讨论
的单调性并求极值;
(2)令
,若
有两个零点;
(i)求a的取值范围:
(ii)若方程
有两个实根
,
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca646a9f0e0060891a82c39e33dd6af.png)
(1)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0bb9e98b6699fbfed3772d75c6bbe46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/155064e0bec1198c32041d1daf82e678.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
(i)求a的取值范围:
(ii)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b1b97fbb2cf9a6b3d290e921d8a9a67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12a4eecd249473a831d0ee472470240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9565876bc50bceb63e5793c8c67a9032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6677f8f96f7982de5637c229a49e4b37.png)
您最近一年使用:0次
2022-10-26更新
|
2209次组卷
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