名校
解题方法
1 . 已知椭圆
的左顶点为A,右焦点为F,过点A作倾斜角为
的直线与C相交于A,B,且
,其中O为坐标原点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/31/67e81943-279f-4650-a463-b0a643e6f970.png?resizew=251)
(1)求椭圆的离心率e;
(2)若
,过点F作与直线
平行的直线l,l与椭圆C相交于P,Q两点.
①求
的值;
②点M满足
,直线
与椭圆的另一个交点为N,若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50fdfa5407cfa15978f3557cacdf27c8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/31/67e81943-279f-4650-a463-b0a643e6f970.png?resizew=251)
(1)求椭圆的离心率e;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee89f7d493efc00cd703af6bc73f9ea9.png)
②点M满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/995ffdb40bc2a1b689bc0231c25d8949.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2dca049735b45fb9b2533c68605eddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66ed25a1f7e3ac8694a9e67f92cf3219.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
名校
解题方法
2 . 已知抛物线C的方程为
.M,N为直线
上的两点,P为C上一动点,
分别交C于A,B两点.
(1)求C的焦点坐标及准线方程
(2)若点P的坐标为
,直线
的方程为
,求M,N两点的纵坐标之积.
(3)若M,N两点的纵坐标之积为
,问直线
是否过定点,若过定点,请求出此定点:若不过定点,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ec8858389f4c3156a946ba8bf0d8a7b.png)
(1)求C的焦点坐标及准线方程
(2)若点P的坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f114df5ceabdb7e5fd3fdad4eaf056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c966320d637cab491c67425ef1338966.png)
(3)若M,N两点的纵坐标之积为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf3d3564c61e5e9c39a9e2cf2de048b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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名校
解题方法
3 . 如图,已知三棱柱
的侧棱与底面垂直,
,
,
,
和
分别是
,
和
的中点.
![](https://img.xkw.com/dksih/QBM/2022/1/5/2854889307906048/2892869548941312/STEM/59507366-4c40-4ce7-9103-f37914a9eac0.png?resizew=188)
(1)证明:
平面
.
(2)求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09bdbf17f7bb0e70a339b4a1971d5c0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c4559d27e3905980d1a4f1856f07de.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://img.xkw.com/dksih/QBM/2022/1/5/2854889307906048/2892869548941312/STEM/59507366-4c40-4ce7-9103-f37914a9eac0.png?resizew=188)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc027de6ca8c118ed6ccd52eae99a821.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d9a8181f7a7fe7f3fac872ce9534f15.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52173c8cc44246823c2bee21a783b731.png)
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2卷引用:湖北省部分重点学校2021-2022学年高二上学期期中联考数学试题
名校
4 . 鳖臑是指四个面都是直角三角形的三棱锥.如图,在鳖臑
中,
平面
,
,
,
分别是棱
,
的中点,点
是线段
的中点,则点
到直线
的距离是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/94c7659e-fbd6-4f11-9af1-1656ebde6455.png?resizew=139)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/205a87cf1d5a8a943a272fe3409f2970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/94c7659e-fbd6-4f11-9af1-1656ebde6455.png?resizew=139)
A.![]() | B.![]() | C.![]() | D.![]() |
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6卷引用:湖北省部分重点学校2021-2022学年高二上学期期中联考数学试题
湖北省部分重点学校2021-2022学年高二上学期期中联考数学试题湖北省荆州市松滋市第一中学2021-2022学年高二上学期期中数学试题云南省大理市2021-2022学年高二上学期期中联考数学试题(已下线)第03讲 空间向量的应用-【帮课堂】2021-2022学年高二数学同步精品讲义(苏教版2019选择性必修第二册)湖北省武汉市华中科技大学附属中学2022-2023学年高二上学期期中模拟数学试题山西省大同市2022-2023学年高二上学期期中数学试题
解题方法
5 . 已知双曲线
的焦点到其渐近线的距离为
,离心率为2,O为坐标原点,双曲线的左、右焦点分别为
.
(1)求双曲线C的标准方程.
(2)平面上有一点
,证明:
的角平分线与双曲线C相切.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/475a3fdc7b27d5ffa8c864dc478903d4.png)
(1)求双曲线C的标准方程.
(2)平面上有一点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/addd5d90f4bc0e7a580e675fda0c3110.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22a3c7e465a61e9849dd223261be47c.png)
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3卷引用:湖北省部分名校2021-2022学年高二上学期联考数学试题
6 . 已知椭圆
的左顶点为A,上顶点为B,左、右焦点分别为
,
,
为直角三角形,过点
的直线l与椭圆交于M,N两点,当直线l垂直于x轴时,
.
(1)求椭圆C的标准方程;
(2)若
的中点的横坐标为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.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/47444b5fbc4252516d54263062e47c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f449cadb49859b80c31ef1f68bfe81b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932ae36d95d5a7d97bc408338f1329f6.png)
(1)求椭圆C的标准方程;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac35b1e8a952aac4f4cdaaf02d868d04.png)
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解题方法
7 . 如图,在四棱锥
中,底面
为正方形,
,平面
和平面
都垂直于平面
,
、
分别为
、
的中点,直线
与
相交于
点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/31/4e11021a-fdd9-42d1-a525-b4c12aba5264.png?resizew=300)
(1)证明:
与
不垂直.
(2)求平面
与平面
夹角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9b5d2943803894bc5d204e75e2d172b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/31/4e11021a-fdd9-42d1-a525-b4c12aba5264.png?resizew=300)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)求平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf4c26f3f4d96117f087400a0f32ece8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
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解题方法
8 . 已知抛物线
经过
的三个顶点,且点
.
(1)求抛物线C的方程;
(2)若直线
的倾斜角互补,求直线
的斜率.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1dab74e16403e8131f9f5b2a74f3a84.png)
(1)求抛物线C的方程;
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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4卷引用:湖北省部分名校2021-2022学年高二上学期联考数学试题
名校
解题方法
9 . 如图,在四棱锥
中,侧面
为等边三角形,平面
平面
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac1123dba91652b49f7667ed7cbf56b.png)
,
,
,E是棱
上的动点(除端点外),F,M分别为
的中点,则( )
![](https://img.xkw.com/dksih/QBM/2022/1/5/2874235557658624/2892838529351680/STEM/0161c466-b1fc-493f-b966-45c41fbc2d4a.png?resizew=226)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.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/eac1123dba91652b49f7667ed7cbf56b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9549a0547b4e5c96edaa26b0a59c6e48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f3a221f7ecf69a6bb147c2e6a0626d6.png)
![](https://img.xkw.com/dksih/QBM/2022/1/5/2874235557658624/2892838529351680/STEM/0161c466-b1fc-493f-b966-45c41fbc2d4a.png?resizew=226)
A.![]() ![]() |
B.直线![]() ![]() ![]() |
C.![]() |
D.当E是棱![]() ![]() ![]() ![]() |
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3卷引用:湖北省部分名校2021-2022学年高二上学期联考数学试题
湖北省部分名校2021-2022学年高二上学期联考数学试题湖北省孝感市安陆市第一高级中学2021-2022学年高二下学期开学考试数学试题(已下线)第03讲 空间向量的应用-【帮课堂】2021-2022学年高二数学同步精品讲义(苏教版2019选择性必修第二册)
名校
解题方法
10 . 已知椭圆
的左,右焦点分别是
,
,点
是椭圆
上一点,满足
,若以点
为圆心,
为半径的圆与圆
,圆
都内切;其中
,则椭圆
的离心率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6dc791ae552024ea0df7905bf190f30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ace7c9e3da8613175ca07c54c116127a.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/e24600887e47caceed8151773c6cb10f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89e8f4461d5f52083c69dd2d2f14a966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a0e8125ab5bc52cd115f31bbc474004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0397017de2644a2766775589d28bbe07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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湖北省新高考联考协作体2021-2022学年高二上学期期中数学试题(已下线)专题12解析几何中的定值、定点和定线问题(练)--第一篇 热点、难点突破篇-《2022年高考数学二轮复习讲练测(浙江专用)》宁夏回族自治区银川市宁夏育才中学2023-2024学年高二上学期11月期中考试数学试题