名校
解题方法
1 . 已知抛物线
的焦点为F,点
在抛物线上,且
的面积为
(O为坐标原点).
(1)求抛物线的标准方程;
(2)过点
的直线交抛物线C于A,B两点,O为坐标原点,记直线OA,OB的斜率分别
,
,求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bae5ac29adba029a8bf7625e0e63d423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e55b85a1dc91ee8a026ad44e82d42b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f581bf42d3bddaba5d95906e182f32.png)
(1)求抛物线的标准方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a0d4c22734cac795de1e5c5fbefa87.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/b4757181824e15e0f21e5bdd55448783.png)
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|
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2卷引用:江西省九江市第一中学2021-2022学年高二上学期第二次月考数学(理)试题
解题方法
2 . 已知命题p:
[1,2],不等式
成立;命题q:函数
在区间
单调递减;
(1)若命题p为假命题,求实数a的取值范围;
(2)若“p
q”为假命题,“p
q”为真命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df03c12741f6ac84b451569c55464ebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ec6407171945ff811fc93aaa40bece.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c9576fdf6ff61452777a01006d5e70c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6d804ef44bfc64f824b0ccef71765e.png)
(1)若命题p为假命题,求实数a的取值范围;
(2)若“p
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad8d792188dba9a934ff4e034e6eedd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83683a7b6816a226749117719685a17f.png)
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2卷引用:江西省赣州市教育发展联盟2021-2022学年高二上学期第7次联考高二数学(理)试题
3 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)若
,且
,讨论函数
的零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a20cf5414cf88cf52d8e5674c6e863d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e01b6fb6a1c7a895df528382a5583444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ed3c0e157048b5403bb533cdb7f410.png)
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2021-12-25更新
|
657次组卷
|
7卷引用:江西省智慧上进大联考2022届高三12月月考数学(文)试题
江西省智慧上进大联考2022届高三12月月考数学(文)试题江西省六校2021-2022学年高二上学期期末联考数学(文)试题河南省八所名校2021-2022学年高二下学期第四次联考文科数学试题(已下线)一轮复习适应训练卷(5)-2022年暑假高二升高三数学一轮复习适应训练卷 全国通用 河南省豫西顶级名校2021-2022学年高二下学期4月联考文科数学试题2023版 苏教版(2019) 选修第一册 名师精选卷 第十四单元 导数在研究函数中的应用 A卷(已下线)高二上学期期末【常考60题考点专练】(选修一+选修二)-2022-2023学年高二数学考试满分全攻略(人教A版2019选修第一册)
解题方法
4 . 已知抛物线
,直线
过点
且与
交于
,
两点,其中
.
(1)若
,且
,求点
的坐标;
(2)若
(
为坐标原点),求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fa2c731aaa4005382d5b4324e29fbb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3160fc73f2a90ae4a1a97351ab2673b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e866edec8ffaf1bed83ba93cf30e453c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac089b6cdd47b3160bc9022fca36cb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
5 . 已知抛物线
的焦点为
,过点
作倾斜角为45°的直线与抛物线
交于
两点,且
.
(1)求抛物线
的方程;
(2)设
为抛物线上不同的三点,且
,若
点的横坐标为8,证明:直线
过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf92a1ba410263d4f68b7e0432b19aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82796f5bb05438453a1e06a4fa83d6a1.png)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b11b45b1ae99a58e5aac679974dabcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3835e6398d18d162afebc92cd2ae9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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2021-12-24更新
|
733次组卷
|
2卷引用:江西省吉安市安福二中、吉安县三中、井大附中2021-2022学年高二上学期12月份三校联考数学(文)试题
名校
解题方法
6 . 椭圆
的左右焦点分别为
,
,焦距为
,
为原点.椭圆
上任意一点到
,
距离之和为
.
(1)求椭圆
的标准方程;
(2)过点
的斜率为2的直线
交椭圆
于
、
两点,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb08f38b230efb1e69e46a3df8e42b8.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/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/38387ba1cadfd3dfc4dea4ca9f613cea.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7387bd579ee1687ae9d2419c74589e53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
您最近一年使用:0次
2021-12-24更新
|
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|
6卷引用:江西省南昌市第十九中学2021-2022学年高二上学期期末考试文科数学试卷
解题方法
7 . 已知A,B分别为椭圆
的左,右顶点,G为E的上顶点,
.P为椭圆外一点,
与E的另一交点为C,
与E的另一交点为D,且
.
(1)求椭圆E的标准方程;
(2)证明:直线
过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdbb04004e8f1de458c1e5cda39d9e59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/564652158deaf27d618550968fa410b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5787bd8f98bc91109c6e33ab230a2d66.png)
(1)求椭圆E的标准方程;
(2)证明:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
您最近一年使用:0次
名校
解题方法
8 . 已知椭圆C的中心在原点,焦点在x轴上,短轴为2,且点
在椭圆C上.
(1)求椭圆C的标准方程;
(2)若点P在椭圆C上,
分别为椭圆C的左,右焦点,且
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59a1d3e6a94f1bcea354d37318fd003.png)
(1)求椭圆C的标准方程;
(2)若点P在椭圆C上,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d124b231bf2cd3746f35e6c68cd7178f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
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2021-12-22更新
|
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|
3卷引用:江西省吉安市安福二中、吉安县三中、井大附中2021-2022学年高二年级12月份三校联考数学(理)试题
名校
解题方法
9 . 已知椭圆
:
的一个顶点为
,离心率为
,直线
与椭圆
交于不同的两点M,N.
(1)求椭圆
的标准方程;
(2)当
的面积为
时,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d295a4cc3a58f9f38ee98337313c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98013a5042685a1db94249e70c62c09a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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|
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|
6卷引用:江西省临川第十中学2021-2022学年高二上学期第一次月考数学(文)试题
解题方法
10 . 已知双曲线
的右支与焦点为
的抛物线
交于
,
两点;
(1)若点A的坐标为
,求F的坐标;
(2)若
,求该双曲线的离心率.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffe6000b292a0ce7d93601d946e44c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8516f71467b419293fa27df70bdaed74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)若点A的坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff607f7a968fd913ac0c8417e83aadc1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc37ec9ef285eb86f499d0c734b26b26.png)
您最近一年使用:0次
2021-12-15更新
|
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|
2卷引用:江西省临川第十中学2021-2022学年高二上学期第一次月考数学(文)试题