2010·浙江·一模
解题方法
1 . 已知函数![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/5e64765754e44a58816d5b46210b9a89.png?resizew=12)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/bb267d8852d6434d908feeeec0175a8f.png?resizew=234)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/5e64765754e44a58816d5b46210b9a89.png?resizew=12)
.
(Ⅰ)求函数
的单调区间;
(Ⅱ)若函数
的图像在点
处的切线的斜率为
,问:
在什么范围取值时,对于任意的
,函数
在区间
上总存在极值?
(Ⅲ)当
时,设函数
,若在区间
上至少存在一个
,使得
成立,试求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/5e64765754e44a58816d5b46210b9a89.png?resizew=12)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/bb267d8852d6434d908feeeec0175a8f.png?resizew=234)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/5e64765754e44a58816d5b46210b9a89.png?resizew=12)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/5e64765754e44a58816d5b46210b9a89.png?resizew=12)
(Ⅰ)求函数
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/eabb122f339b4673a115fe5493b27314.png?resizew=36)
(Ⅱ)若函数
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/9961606044494457a31de3585628468b.png?resizew=61)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/d3893716caf54b31b91c6acfd4d61ba2.png?resizew=60)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/20d90ee520a44200b95624553199767f.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/37649954997f4e31818df3de7b59f01a.png?resizew=17)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/9409476e3b564e78a828efda9522c030.png?resizew=52)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/96a5d13fb62749ba9ae7c80cef0bb276.png?resizew=172)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/18cc7564ddac4050b8a9f2badb6d14d2.png?resizew=32)
(Ⅲ)当
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/f1fb9026bfef46ca8ad18667df9ff3dc.png?resizew=39)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/35e2ec5761734780b95ccd82108c3ac9.png?resizew=184)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/02f0912425bf4d37a37ab981974e9134.png?resizew=32)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/3f65fc70aa3649b0b80daee804cd5bea.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/671a0b8b01324a4082b28231e1c55ee2.png?resizew=95)
![](https://img.xkw.com/dksih/QBM/2011/12/31/1570670850367488/1570670856126464/STEM/6ae026eb70fb47c6b9379a339c371c56.png?resizew=16)
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2 . 已知函数
(其中
是实数).
(1)若
,求曲线
在
处的切线方程;
(2)求函数
的单调区间;
(3)设
,若函数
的两个极值点
恰为函数
的两个零点,且
的范围是
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9945bdbc97f5b9d8c3badbed22542052.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13c66ff64cb142ecf8a6ec4eecfe4165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dae74c724114bfeff024dd7b79f5edc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/393a61c6a6dfd44895813444fe6b69e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c324eafb19f5275ad4ee018b7621a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-12-09更新
|
1930次组卷
|
7卷引用:专题05 导数与函数的零点问题 第一篇 热点、难点突破篇(练)- 2021年高考二轮复习讲练测(浙江专用)
(已下线)专题05 导数与函数的零点问题 第一篇 热点、难点突破篇(练)- 2021年高考二轮复习讲练测(浙江专用)天津市滨海新区2020届高三居家专题讲座学习反馈检测数学试题(B卷)天津市河西区2021届高三下学期总复习质量调查(一)数学试题天津市第十四中学2022-2023学年高三上学期期末数学试题安徽省滁州市定远县育才学校2023届高三下学期开学考试数学试题苏教版(2019) 选修第一册 一蹴而就 第5章 单元整合广东省广东实验中学越秀学校2023-2024学年高二下学期5月段考数学试卷
2011·浙江·一模
3 . 已知函数
图象的对称中心为
,且
的极小值为f(2)=
.
(1)求
的解析式;
(2)设
,若
有三个零点,求实数
的取值范围;
(3)是否存在实数
,当
时,使函数
在定义域[a,b]上的值域恰为[a,b],若存在,求出k的范围;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64b2133e75b541bb6f4c7911b3a5e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a948d2f7732d7f03e986c63712089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff202e6ef7c424a37a1706cbbfd4b61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c787b3ae93138bac7485c406d29f94b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/485a2d99320384a0857b00ce9ab9e990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f69767470956b5d3c001def570781dc3.png)
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13-14高三上·浙江金华·阶段练习
4 . 已知函数
.
(1)当
时,求函数
的极值;
(2)若
在区间
上单调递增,试求
的取值或取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f5e3b51549ff9ccc10e5424d260e3f4.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781baa37df9e57dca049ee0f7c8b2122.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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20-21高二·全国·假期作业
5 . 若关于
的不等式
的解集为
(
),且
中只有一个整数,则实数
的取值范围是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/550d6d82573adcb22bc53e8e3c492bd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d09ab84290f87724703b88265ed0a621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3838d126e7480e3e0827999f3cf9f771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d09ab84290f87724703b88265ed0a621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-01-02更新
|
2025次组卷
|
8卷引用:专题03 利用导数解不等式 第一篇 热点、难点突破篇(练) - 2021年高考二轮复习讲练测(浙江专用)
(已下线)专题03 利用导数解不等式 第一篇 热点、难点突破篇(练) - 2021年高考二轮复习讲练测(浙江专用)(已下线)专题5:构造函数解不等式(已下线)专题19+选修1-1综合练习-2020-2021学年【补习教材·寒假作业】高二数学(文)(人教A版)(已下线)专题23+选修2-2综合练习-2020-2021学年【补习教材·寒假作业】高二数学(理)(人教A版)(已下线)专题16+选择性必修第二册综合练习-2020-2021学年【补习教材·寒假作业】高二数学(人教A版2019)(已下线)单元卷 导数及其应用(基础卷)-2020-2021学年高二数学课时同步练(苏教版选修1-1)(已下线)专题19 选修1-1综合练习(已下线)专题23 选修2-2综合练习
6 . 已知函数
.
(Ⅰ)若
,求曲线
在
处的切线方程;
(Ⅱ)若
,求证:
;
(Ⅲ)当
时,若关于
的不等式
的解集为
,且
,
,求
的取值范围(用
表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f326438496a2f610cbc056379f31e103.png)
(Ⅰ)若
![](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/68c6b6a11760d0724b0b60e55970e229.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143b917df0520097be222accbddf9394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb5dddfd05cb070fe3365dab210b065d.png)
(Ⅲ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6946166bdbd7c0e82a08beda41edb850.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351629c193354cdcf202133052e45028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83506ab732ee827e875c2b325062114c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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