名校
解题方法
1 . 如图,椭圆
和圆
,已知椭圆C的离心率为
,直线
与圆O相切.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/4449f2dd-e3a8-458c-894c-3ef28ec2c138.png?resizew=173)
(1)求椭圆C的标准方程;
(2)椭圆C的上顶点为B,EF是圆O的一条直径,EF不与坐标轴重合,直线BE、BF与椭圆C的另一个交点分别为P、Q,求
的面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3324199c6751f2e0e6d8542783b0d957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7b4bcb812c997db47214cb52c905f99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24c14ff9b66f21c05e52dc3c8908c2df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26e366e3d5391b401cf4cd4fc970403.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/4449f2dd-e3a8-458c-894c-3ef28ec2c138.png?resizew=173)
(1)求椭圆C的标准方程;
(2)椭圆C的上顶点为B,EF是圆O的一条直径,EF不与坐标轴重合,直线BE、BF与椭圆C的另一个交点分别为P、Q,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fdb8865ae357b7a16b6a30cf4a9e592.png)
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2024-02-06更新
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2卷引用:四川省内江市第六中学2023-2024学年高二下学期入学考试数学试题
2 . 已知点F为抛物线
的焦点,第一象限的点
在该抛物线上,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89f83a841ffc534468a09b824bb5b694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d609cb7f8b4d79e8b65c0b8a0672d240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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3 . 已知函数
的图象过点
,且其图象上相邻两个最高点之间的距离为
.
(1)求
的解析式;
(2)求函数
的单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89612ff74f6ffff6fd19161ce9388f32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d655ee6d4c2285b6f59652360862d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b493c866ac9879de1fa9b55e33f22bf.png)
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3卷引用:四川省内江市第六中学2023-2024学年高一下学期开学考试数学试题
名校
4 . 已知曲线
在点
处的切线与直线
垂直,则实数
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d9471f77a4cd41501471bd85c48d34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66235023fa3bee82a1268858ccaf3b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b535b292f5156cfb75a4b4953083b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4卷引用:四川省成都外国语学校2023-2024学年高三上学期期末考试理科数学试题
四川省成都外国语学校2023-2024学年高三上学期期末考试理科数学试题山东省威海市2024届高三上学期期末数学试题(已下线)2.4导数的四则运算法则(分层练习)-2023-2024学年高二数学同步精品课堂(北师大版2019选择性必修第二册)广东省东莞市众美中学2023-2024学年高二下学期3月月考数学试卷
5 . 在前
项和为
的等差数列
中,
.
(1)求数列
的首项和公差;
(2)当
时,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c63ecf649211e6ab6b147eda7bf2796.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eec914dfb360f87b8c1885cc5449b7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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6 . 谢尔宾斯基三角形(Sierppinskitriangle)是一种分形,由波兰数学家谢尔宾斯基在1915年提出.先取一个实心正三角形,挖去一个“中心三角形”(即以原三角形各边的中点为顶点的三角形,即图中的白色三角形),然后在剩下的每个小三角形中又挖去一个“中心三角形”,用上面的方法可以无限操作下去.操作第1次得到图2,操作第2次得到图3.....,若继续这样操作下去后得到图2024,则从图2024中挖去的白色三角形个数是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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5卷引用:四川省成都市新津区成外学校2023-2024学年高二下学期3月月考数学试题
解题方法
7 . 已知
,
为双曲线C:
的左、右焦点,
,过
斜率存在的直线交C的右支于A,B两点,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/4/0bff4a53-21c8-423f-8f7b-00853b335cc4.png?resizew=161)
(1)求C的方程;
(2)点A关于x轴对称点为D,直线BD交x轴于点E,记
,
的面积分别为
,
.求
的值.
![](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/177ae60ade0b7ac20e7bdc40eaa1ef5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d96389b282883a447201e8e522e009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e24141f9423ade72a08bc84e8ac09034.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/4/0bff4a53-21c8-423f-8f7b-00853b335cc4.png?resizew=161)
(1)求C的方程;
(2)点A关于x轴对称点为D,直线BD交x轴于点E,记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b386553809980f819760503b3789b8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/223501e86aa1b3d6e7b9d5cfa0112e33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235f0a6fb218d28383e6f27f2df1f50f.png)
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8 . 如图,在几何体
中,底面
为菱形,
,
,
,四边形
为矩形,
,平面
平面
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/3dd43451-c25d-472f-8212-8affd51d445b.png?resizew=173)
(1)证明:
平面
;
(2)求平面
与平面
的夹角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5cf4c6f6c6ca335388756214806ca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a23f01af749100e1888bba06268843db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb8fb552b9e21dbaba74d11aa747790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f84f169e50dc59d4f7a8e1e36f5c847.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e4280be91682e5d8a0d0704190319bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1b6711e6dd48be6cf8fa52926924d21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/3dd43451-c25d-472f-8212-8affd51d445b.png?resizew=173)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56fdf217165748fafe938b64fa08179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f84f169e50dc59d4f7a8e1e36f5c847.png)
(2)求平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03428a8f91a5674cb8f54766c165f7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6261790c66cc71ee3898afabad0c09f4.png)
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解题方法
9 . 据文化和旅游部数据中心的测算,今年中秋、国庆假期
天,全国范围内旅游出游人次高达
亿人次,同比增长了惊人的
.国内出行人次增幅明显,为疫后
年来最好成绩.从
个
A景区中随机抽取
个,统计它们在“大黄金周”的旅游收入(单位:千万),整理得到下图.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/4/8d087c2d-f0c8-4aae-8700-dbd32a4280f4.png?resizew=240)
(1)根据该频率分布直方图计算
的值,并求这
个
A景区旅游收入的中位数;
(2)在
,
中按分层抽样的方法抽取
个
A景景区,再从这
个
A景区中随机抽取
个,求抽出
个中至少有
个收入在
中的概率.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e8e272015e72fa12fd325690b33e1e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31bdeaea4275cbe7d850fffa58feaba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a7d7c5feb5e0afc60913788c2e832c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b3779b4ea5477aebfe85113b0de1d60.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/4/8d087c2d-f0c8-4aae-8700-dbd32a4280f4.png?resizew=240)
(1)根据该频率分布直方图计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b3779b4ea5477aebfe85113b0de1d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e937200afe1e350b12f112b20c3fcc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6533c2418a8c200118963832b11ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6533c2418a8c200118963832b11ba6.png)
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解题方法
10 . 如图,在正方体中
中.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/4/63ee950c-ce81-422c-8cbf-0fb8c81de42c.png?resizew=169)
(1)证明:
平面
;
(2)求直线
与平面
所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/4/63ee950c-ce81-422c-8cbf-0fb8c81de42c.png?resizew=169)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5830646a912c3a916beac4f88c116b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15b78c047642924fe864028c81b1f49d.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679748eab882a6be0fefd2cc300349a4.png)
您最近一年使用:0次