名校
1 . 已知函数
.
(1)求
在点
处的切线方程;
(2)设函数
,当
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ef32138fde62ec09468afc9054aeb84.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40e9cf6affdf1bbb5a0303cba048d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51f5f7a36e251bbc424ccc127ebb2881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18038cca83967fabdcfa99a193ff9bd.png)
您最近一年使用:0次
2019-09-26更新
|
595次组卷
|
4卷引用:内蒙古赤峰市宁城县2021-2022学年高三上学期10月考数学(理)试题
2 . 已知函数
.
(1)当
时,方程
有两个根,求m的取值范围;
(2)若不等式
恒成立,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf538e2bd38d1bb4a6cb577ad927658.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfd09fb9482124fd35f19b86894648f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38202d3c8e1457e8dd0a292b3efeaadc.png)
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3 . 已知函数
,其中
,
,
.
(1)当
,
时,讨论函数
的单调性;
(2)已知
,
,
,且函数
有两个零点
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
,求证:对任意的正实数
,都存在满足条件的实数
,使得
成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8110f5d4ca42a85bb1d559369603bbb.png)
![](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/686b332872c51b433befe65fbe773380.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce3a34d6f60032718820c3da2b07786b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4580cc037c0c760c728cdbb74a8154c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f06408895febc126c2ae409e807349c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
![](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/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b5f32c09caa0be0d4c33be07aa4530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0e6b7ff7ea5bdaf02a9312c876b48a2.png)
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2020-10-18更新
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2卷引用:内蒙古赤峰市中原金科2020-2021学年高三大联考数学 (文科) 试题
名校
4 . 已知函数
.
(I)求函数
的单调区间;
(II)求证:
,不等式
恒成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1456ac8b3dc68452aed7460a7cbfc05b.png)
(I)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(II)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/099203c922eda055aa12a7826514b84a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a23eb202dc162b7c4bebd47b802d2bdb.png)
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2016-12-04更新
|
759次组卷
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6卷引用:内蒙古赤峰市2022届高三第三次统一模拟考试文科数学试题
解题方法
5 . 已知函数
,
,
.
(Ⅰ)讨论
的单调性;
(Ⅱ)若
的最大值为
,
存在最小值
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b293ba9c4fcffc09bae870441e442fd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbc61f22d4852d7d0831b991f6d3556e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f65cc39d12bb5794931b8bdcda3265ca.png)
(Ⅰ)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86135bd40536042536c1c7bed21d0171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6208895c0e3f31fcc437d2dfc5d18b9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fba00d1e252590c651fa39df7b00adf9.png)
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2016-12-04更新
|
1437次组卷
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2卷引用:2016年内蒙古包头市高三学业水平测试与评估(二)数学理试卷
6 . 已知函数
,
.
(1)当
时,求函数
在
处的切线方程;
(2)令
,讨论函数
的零点的个数;
(3)若
,正实数
满足
,证明
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91da1db379dafbd535abce16fff2446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d217c7b12e12e5fb67472452518859ec.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06ddae50735a358964e2aff58cf28867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8edc9a8dca8cf050887b4915bfc962f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6330de640d51bb3970813289a4de3a5d.png)
您最近一年使用:0次
名校
7 . 已知函数
.
(1)求函数
的图象在点
处的切线方程;
(2)当
时,求证:
;
(3)若
对任意的
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/649596be363632149d08396a9a80e8cd.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0537af587b482ab6eea06ee944ae56f3.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/085f3f7051d969af530a058862f678a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966b60302d80d8613675bb3dd5c03164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2017-03-27更新
|
1211次组卷
|
3卷引用:2017年内蒙古呼和浩特市高三年级质量普查调研考试(一模)文数试卷
名校
8 . 已知函数
,
.
(1)若
,
,求
的单调区间;
(2)若函数
是函数
的图像的切线,求
的最小值;
(3)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/972efbd8ad14fb73877c222172b18e13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e542fc34c94ba82d6646cac06257050.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f442c662903757d09fb284c4fc2eec10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2316563595e29fd4279845ab8afc5ba2.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e542fc34c94ba82d6646cac06257050.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/972efbd8ad14fb73877c222172b18e13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee599f1b7f0bbbbe786d00b7c27eccca.png)
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2017-03-20更新
|
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3卷引用:2018届内蒙古鄂尔多斯市第一中学高三下学期第四次模拟数学(理)试题
名校
9 . 设
,
.
(1)若
,证明:
时,
成立;
(2)讨论函数
的单调性;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d7b109f04883ff52ab2a8396f430c58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40bcf39e9c1b4ddfcca7196437c4d5e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a56d268266dc6ea68b8691dc54cdeb1.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96cc9695e7b2fc220e4917dfe1677089.png)
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2017-07-24更新
|
567次组卷
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3卷引用:内蒙古赤峰二中2016-2017学年高二下学期第二次月考数学(文)试题
10-11高三上·福建厦门·阶段练习
10 . 已知函数![](https://img.xkw.com/dksih/QBM/2011/2/18/1569997731446784/1569997736804352/STEM/794ab03e2ac141c9a7b6103149b4cfde.png?resizew=92)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
(1)若函数在区间
上存在极值,其中a >0,求实数a的取值范围;
(2)如果当
时,不等式
恒成立,求实数k的取值范围;
(3)求证:
.
![](https://img.xkw.com/dksih/QBM/2011/2/18/1569997731446784/1569997736804352/STEM/794ab03e2ac141c9a7b6103149b4cfde.png?resizew=92)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
(1)若函数在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/124b108c5e6819a4b58b7362d5c30073.png)
(2)如果当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2fb40a36a293471742ce75f6b9635b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf0aab66798e1f60dc23c693c14e5a0.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00e1068781bc47422019aa28f40dba79.png)
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