名校
解题方法
1 . 已知
,函数
恒成立,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2292e05a7b23f1d1820e8adc18f29f38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d35f61845ced816d5e5eea34d9f143c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.2 | B.3 | C.6 | D.7 |
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2024·宁夏银川·模拟预测
名校
解题方法
2 . 已知函数
的定义域为R,则实数m的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8246808ce1d2280d86901c53dd453e6e.png)
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名校
3 . 设
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af11d69009f45dd447f4d8fb0008af83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ece4c9fceaf56c7e18eedde3ae26678.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e4aceeb753ccb6fd785a51cc9b9240d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 已知函数
,(
为自然对数的底数).
(1)求曲线
在
处的切线方程;
(2)若不等式
对任意
恒成立,求实数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ad0244231358ef4f6f6fec862c0f899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3570a881eebe0d38ea2faf5fc71cd49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f2416d1f75a45a314331146550832e.png)
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2024-06-02更新
|
516次组卷
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2卷引用:宁夏回族自治区石嘴山市第三中学2024届高三下学期第三次模拟考试文科数学试题
名校
解题方法
5 . 已知函数
有3个零点
,
,
,有以下四种说法:
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6270bb08b90f72d5671ab8225f356c43.png)
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65b5c1d66eb620ee4a8d87fa1994fd2a.png)
③存在实数a,使得
,
,
成等差数列
④存在实数a,使得
,
,
成等比数列
则其中正确的说法有( )种.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be3cb7ab3d5bf23f1648693ed24e3992.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/8544fadd14376b7ccc83c7692a614223.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6270bb08b90f72d5671ab8225f356c43.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65b5c1d66eb620ee4a8d87fa1994fd2a.png)
③存在实数a,使得
![](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/291c25fc6a69d6d0ccfb8d839b9b4462.png)
④存在实数a,使得
![](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/291c25fc6a69d6d0ccfb8d839b9b4462.png)
则其中正确的说法有( )种.
A.1 | B.2 | C.3 | D.4 |
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6 . 已知函数
,其中
.
(1)当
时,求曲线
在
处的切线方程;
(2)讨论
的极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8380917118dc0b3ab0766f2a4d11d85c.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/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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7 . 已知点
不在函数
的图象上,且过点
仅有一条直线与
的图象相切,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dda1d7b3982b398ffa32f3dbfdfe787.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dde268d10ca9fc82b245ca2f1baa1b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
8 . 已知复数
满足
,则
在复平面内对应的点位于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bdd2647823babcd6a7d9ddfd7cac7b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.第一象限 | B.第二象限 | C.第三象限 | D.第四象限 |
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名校
解题方法
9 . 已知函数
.
(1)若曲线
在
处的切线方程为
,求实数
的值;
(2)若对于任意
,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eedd86fef4f51338807333d879255e6f.png)
(1)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/95fb8b61d7fa8ecd5ea45762c7400e6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f48697046ef1531aaaf9e18cfb27254.png)
(2)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2fb40a36a293471742ce75f6b9635b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d8252d311939755d058364be076ec1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-05-08更新
|
936次组卷
|
2卷引用:宁夏银川市第二中学2023-2024学年高三下学期适应性考试数学(理科)试题
2024·全国·模拟预测
10 . 设函数
.
(1)若
,求函数
的单调区间;
(2)设函数
在
上有两个零点,求实数
的取值范围.(其中
是自然对数的底数)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b6ef254f68e0d893d3a3a052b61ef0c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f909328384f9c52134243753d9c954ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
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2024-05-06更新
|
2484次组卷
|
4卷引用:宁夏回族自治区石嘴山市平罗中学2024届高三下学期第三次模拟考试数学(文)试题
宁夏回族自治区石嘴山市平罗中学2024届高三下学期第三次模拟考试数学(文)试题(已下线)2024年普通高等学校招生全国统一考试数学猜题卷(二)(已下线)2.6 导数及其应用(不等式、函数零点)(高考真题素材之十年高考)北京市第八十中学2023-2024学年高二下学期期中考试数学试题