名校
1 . 已知
是实数,则
的一个必要非充分条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2128a00f52af4427721f0ebba591daa.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/971822ac7125bb76d66139083584263f.png)
(1)当
时,求函数
的极大值;
(2)若
对一切
都成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/971822ac7125bb76d66139083584263f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d70309304e6f4a34f8efa9b244a05de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3 . 已知抛物线
:
的焦点为
,
为坐标原点,动点
在
上,若定点
满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d977e5d0854905f7bbe2a74c9b2e6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ae732db30c5aa3d184af31b544902f.png)
A.![]() ![]() | B.![]() |
C.四边形![]() | D.![]() ![]() |
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昨日更新
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67次组卷
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2卷引用:海南省儋州市2022-2023学年高二上学期期末考试数学试题
名校
4 . 已知函数
.
(1)当
时,求证:
;
(2)若
存在两个零点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a40a9e01ceb575116ea4cddb0afc88.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0606c4ffcfe6f4709155d1e8671ee57.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
5 . 已知双曲线
:
的离心率为
,点
在双曲线
上.过
的左焦点F作直线
交
的左支于A、B两点.
(1)求双曲线
的方程.
(2)若
,试问:是否存在直线l,使得点M在以AB为直径的圆上?若存在出直线l的方程;若不存在,说明理由.
(3)点
,直线
交直线
于点
.设直线
、
的斜率分别
、
,求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80cffd36bf06a1feea0e703d1c33eb7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/631386549c0cec5981a1da47b05e5d25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8547f2b4e89b0ae1445bda02d46f0668.png)
(3)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a789526b5dbf97449e2290e21a7aa48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf25e032b5599ac49383de06e776365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf702adb116c1e46569eb7050d029f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82b0aeee86644df4cd2f02f38e0535ec.png)
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名校
解题方法
6 . 已知
,设函数
,若存在
,使得
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e34d5fafc69023b9fab8a7bc6f4d4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b012136b0cf401a28b44da099fc87a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
昨日更新
|
375次组卷
|
7卷引用:【江苏专用】高二下学期期末模拟测试B卷
(已下线)【江苏专用】高二下学期期末模拟测试B卷河南省部分重点高中(金科未来)2023-2024学年高二下学期5月大联考数学试题河南省名校2023-2024学年高二下学期5月质量检测数学试题河南省部分重点高中2023-2024学年高二下学期5月质量检测数学试题山西省临汾市部分学校2023-2024学年高二下学期5月质量检测数学试题(已下线)第三章 第二节 导数与函数的单调性 (讲-提升版)(已下线)第三章 第二节 导数与函数的单调性(讲-基础版)
7 . 已知函数
的图象如图所示,则下列正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1fe33333a7b288483b94dc0b28317e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
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解题方法
8 . 已知函数
.
(1)求证:
.
(2)若
对任意
恒成立,求
的最小值.
(3)求证:
的图象恒在直线
上方.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4070e8a819ceb6075ade4defa62c46de.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/504de1ba6ae6f26a313fae25570e7527.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c7b69e93488fcd2a195cb9793e94fc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b2153a01730ad91608bfec75fd6be99.png)
您最近一年使用:0次
名校
9 . 设
表示
在
处的导数值, 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54866df4c6165d66f182ff9b7744f98e.png)
___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a52bf388042370388a97a5c065ffb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb12f137d94b605aecc5e0bf1aca91a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54866df4c6165d66f182ff9b7744f98e.png)
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解题方法
10 . 设
,已知函数
.
(1)若函数曲线
在点
处的切线斜率为-1,求实数a的值及函数
的单调区间;
(2)若函数
在区间
上严格增,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7c775380c4829ce093727e173108069.png)
(1)若函数曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d06e33d079ac1649ee5eea8f61de7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dffc863828f52c0c9d96065c5fa3f52.png)
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