1 . 已知
、
分别为椭圆
:
的左、右焦点,不过原点
且斜率为1的直线与椭圆
交于
、
两点,则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271e595c257e4c0ade90a9bbbf0e6b0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
A.椭圆![]() ![]() |
B.椭圆![]() ![]() |
C.若点![]() ![]() ![]() ![]() |
D.![]() ![]() |
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2023-09-22更新
|
886次组卷
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6卷引用:山东省淄博实验中学、淄博齐盛高中2022-2023学年高二上学期11月第一次模块考试数学试题
名校
解题方法
2 . 已知双曲线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0755e3acf09a4ffad4472f44332eff22.png)
(1)过点
的直线与双曲线交于
两点,若点N是线段
的中点,求直线
的方程;
(2)直线l:
与双曲线有唯一的公共点M,过点M且与l垂直的直线分别交x轴、y轴于
,
两点.当点M运动时,求点
的轨迹方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0755e3acf09a4ffad4472f44332eff22.png)
(1)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12198cd33e43615a1c1304a54ce49eaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fe7fd9b0c3c203a053a7ea52b71e7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09fcb20a6972108871adbf284f9e5006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09fcb20a6972108871adbf284f9e5006.png)
(2)直线l:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e79e2c8defad872c960c5724e3e3632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f12c805c7ffd717cdc9d222a7d06a77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6007970233dae8ea5b789d66c5d02a9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf0d139c9810361b4971904a943856b.png)
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2022-12-28更新
|
656次组卷
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4卷引用:山东省淄博市淄博第五中学2022-2023学年高二上学期期末数学试题
名校
3 . 双曲线C:
的左,右焦点分别为
,
,过
的直线与C交于A,B两点,且
,
,点M为线段
的中点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3a7681c38f74e21181bb9de077b0c0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f6a4ebe4e7f13e979ac94a3b4904af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86dbcf83cd5d3421b3eed7be7dab32d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd12cd3cc9732627d3115abb76d55d9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-12-27更新
|
998次组卷
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4卷引用:山东省淄博市淄博第五中学2022-2023学年高二上学期期末数学试题
解题方法
4 . 已知函数
,
.
(1)若
,函数
恒成立,求a的取值范围;
(2)证明:对
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d8943bc6210a224a424766c724f89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb61c076c156542dd4105842eefbf382.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(2)证明:对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12d0bd9afdd4e53ff37f5bfcaa1106c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/072859fd4436bd74386292b37dfb5880.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
.
(1)若
恒成立,求
的取值范围;
(2)证明:对任意
;
(3)讨论函数
零点的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d4408d41d16260ea1c6c5db1af1270b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40552d8e956b30086ac9a35614d776a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)证明:对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3498e9e59c2230e54b4c802916a14e76.png)
(3)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2022-11-22更新
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641次组卷
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6卷引用:山东省淄博市张店区2022-2023学年高三上学期期中数学试题
山东省淄博市张店区2022-2023学年高三上学期期中数学试题山东省滨州市邹平市第一中学2022-2023学年高三上学期期中考试数学试题山东省济南市2022-2023学年高三上学期期中数学试题(已下线)模块五 专题2 期中重组卷(山东)天津市师中师教育集团2023-2024学年高一上学期第三次月考数学试题(已下线)山东省济南市2022-2023学年高三上学期期中数学试题变式题19-22
名校
解题方法
6 . 设方程
和
的根分别为
和
,函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17055a25e9993aaae968abf5f24f05cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3493019249271b9db93859fc0e68cae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bbb032bb36155919fed89ca931a42ec.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2022-11-22更新
|
1943次组卷
|
11卷引用:山东省淄博市张店区2022-2023学年高三上学期期中数学试题
山东省淄博市张店区2022-2023学年高三上学期期中数学试题山东省滨州市邹平市第一中学2022-2023学年高三上学期期中考试数学试题浙江省金华十校2022-2023学年高三上学期期末模拟数学试题山东省济南市2022-2023学年高三上学期期中数学试题(已下线)专题14 指、对、幂形数的大小比较问题(精讲精练)-3陕西省西安市铁一中学2023-2024学年高三上学期9月月考理科数学试题(已下线)第三章 利用导数比较大小 专题四 利用导数比较大小综合训练综合训练(已下线)陕西省西安市铁一中学2023-2024学年高三上学期第一次月考理科数学试题(已下线)山东省济南市2022-2023学年高三上学期期中数学试题变式题6-10江西省贵溪市实验中学2024届高三上学期新高考模拟检测(三)数学试题湖南省岳阳市2024届高三下学期考情信息卷数学试题
名校
解题方法
7 . 在平面直角坐标系
中,已知椭圆
:
的离心率为
,且过点
,
为左顶点,
为下顶点,椭圆上有一点
且
点在第一象限,
交
轴于点
,
交
轴于点
.
(1)求椭圆
的标准方程;
(2)求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e454c7161999e2a67138869f59d319b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/177678001b2ccde1db8f57fa5e017002.png)
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2022-11-10更新
|
765次组卷
|
2卷引用:山东省淄博市第一中学2022-2023学年高二上学期期中考试数学试题
名校
解题方法
8 . 已知函数
.
(1)讨论函数
的单调性;
(2)设
的导函数为
,若存在
,使得
成立,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7d0d2046c210dbd46adfa6145c64599.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c53892e0d50199aa9b3bf2a40d31783a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a99851fb4df35dfb2c4efd4a839b901f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31cdc61764eef3fbe2dc5fafaa2efb39.png)
您最近一年使用:0次
2022-08-26更新
|
624次组卷
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2卷引用:山东省淄博市淄博第四中学2022-2023学年高三上学期9月月考数学试题
名校
解题方法
9 . 已知函数
及其导函数
的定义域均为R,记
.若
,
均为偶函数,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c765461ae1a6c70f5cbdcb6c932a22b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf0e74b0cd2d3675c834cd14815bef91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/508b18449864ac6781fed0f640d4690d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2022-07-12更新
|
1664次组卷
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4卷引用:山东省淄博市2021-2022学年高二下学期期末数学试题
名校
解题方法
10 . 已知
,
为函数
的两个零点,
,曲线
在点
处的切线方程为
,其中
为自然对数的底数.
(1)当
时,比较
与
的大小;
(2)若
,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b854f88a901132d2268d9690dfef2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5410c32fbf47d8f5b6512c2f9b66df0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a46e678bf9d2df5ad4c782b3dc22f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d1f08e04cf0b6a9afea66ce590ba00b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0cc202753558c28d925d782b27198a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b58d17d46045f9cd1f85a3c4f2ff912f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a34074712b8e0c787f0a1cfd4133ee46.png)
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2022-05-31更新
|
1146次组卷
|
2卷引用:山东省淄博市2022届高三三模数学试题