解题方法
1 . 已知椭圆
的离心率为
,左、右焦点分别为
,
,过
且垂直于
轴的直线被椭圆
所截得的弦长为
.
(1)求椭圆
的方程;
(2)设点
在椭圆上,且
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.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/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7285470bf401f5edaac641234ee6ff6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
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2卷引用:河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题
解题方法
2 . 已知圆
,圆
.
(1)试判断两圆的位置关系;
(2)求公共弦所在直线的方程;
(3)求公共弦的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c55b1e281adac7af6a277d6dc2f1654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f32e0f382bb2de22e37b45ff9126410c.png)
(1)试判断两圆的位置关系;
(2)求公共弦所在直线的方程;
(3)求公共弦的长度.
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2卷引用:河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题
解题方法
3 . 已知平面内点
,
,
.
(1)求经过
的中点且与
平行的直线方程;
(2)求
的外接圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec5690370b85096d9c58d3bd9f1a20f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baca988e757625c577e02752422a72d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc579e544939ba6a84c0f6ac76308445.png)
(1)求经过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2卷引用:河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题
解题方法
4 . 如图,正方体
棱长为
,
,
分别是
,
的中点,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/29/6fe19c82-16d0-48a1-94cc-bb7937474110.png?resizew=163)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f7ba05c54b3de1f4378f7c8eb58328.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/29/6fe19c82-16d0-48a1-94cc-bb7937474110.png?resizew=163)
A.![]() ![]() |
B.![]() |
C.直线![]() ![]() ![]() |
D.直线![]() ![]() ![]() |
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4卷引用:河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题
河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题湖北省武汉市江夏实验高级中学2023-2024学年高二上学期12月月考数学试题山东省潍坊市国开中学2023-2024学年高二下学期开学收心数学试题(已下线)云南省昆明市2024届高三“三诊一模”摸底诊断测试数学试题变式题6-10
解题方法
5 . 如图,在五边形
中,四边形
是矩形,
,
为正三角形,将
沿着
折起,使得点
到达点
的位置,且平面
平面
,点
,
分别为线段
,
的中点,点
在线段
上,且
,若
平面
.求:
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/7/79f9210d-1c19-453f-8ad3-870ef610e05f.png?resizew=158)
(1)
的值;
(2)点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9142a8490de14a87eda628ffa7e28982.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7132fc900a3e6678ee9854599ad6bfd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93edc7bb513f40a89173121c8570cd65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6aeab3881f4df0d714968e36b141e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f60d66204e1abc17bd01749f187f8050.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/7/79f9210d-1c19-453f-8ad3-870ef610e05f.png?resizew=158)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(2)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df1c74dd7c33bbc1f73efad7883fa46.png)
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2卷引用:河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题
6 . 椭圆
的左右焦点分别为
,
,
为坐标原点,
为椭圆
上一点,给出以下四个命题,正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4402aeb853b22f20992156957ef0fd.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.过点![]() ![]() ![]() ![]() ![]() |
B.过点![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
C.椭圆![]() ![]() ![]() |
D.![]() ![]() ![]() ![]() |
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2卷引用:河北省张家口市张垣联盟2023-2024学年高二上学期11月月考数学试题
解题方法
7 . 已知函数
及其导函数
的定义域均为
,
,且当
时,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22add663bd26e87d972a10dc5fd9ada1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/898c2d8465d1d571f51a3886a5d6a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5c837522a811402efb9762210c5362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cd1aabb74d76e8d67f6f7956d459761.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
8 . 已知
,则
成立的一个充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb89d8d6eff677db057a13cdb7c28fd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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9 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff01bf894c7e9071a64c1679f487543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae30f6ff814bfb0f8b0b2c12ca99a9c4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 已知函数
,则下面几个结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b38d2e2d3e4420fe78d5899403d15dec.png)
A.函数![]() |
B.函数![]() |
C.函数![]() |
D.函数![]() ![]() |
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