名校
解题方法
1 . 已知椭圆
的离心率为
,一个焦点
与抛物线
的焦点重合.
(1)求椭圆
的方程;
(2)若直线
交
于
两点,直线
与
关于
轴对称,证明:直线
恒过一定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.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/60b89db9cb2586df5d4d829c116db979.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc5bd66dd6d5e09ff0893a938aed56e.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/f80ecb6b5d5eca464b3f099513c08fc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b283e4d7375d770823775e4036c9f6d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2022-07-11更新
|
1584次组卷
|
5卷引用:安徽省合肥六校联盟2021-2022学年高二下学期期末联考数学试题
安徽省合肥六校联盟2021-2022学年高二下学期期末联考数学试题(已下线)第09讲 高考难点突破一:圆锥曲线的综合问题(定点问题) (精讲)-1(已下线)突破3.3 抛物线(课时训练)-【新教材优创】突破满分数学之2022-2023学年高二数学重难点突破+课时训练 (人教A版2019选择性必修第一册)(已下线)第25讲 圆锥曲线直线圆过定点问题-【同步题型讲义】2022-2023学年高二数学同步教学题型讲义(人教A版2019选择性必修第一册)上海市宝安区2023-2024学年高二上学期调研测试数学试题
名校
解题方法
2 . 已知椭圆
的一个顶点为
,离心率为
.
(1)求椭圆的方程:
(2)过椭圆右焦点且斜率为
的直线
与椭圆相交于两点
,
轴交于点
,线段
的中点为
,直线
过点
且垂直于
(其中
为原点),证明直线
过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bdfbae913ff7ff8caaefcaacf8c20ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
(1)求椭圆的方程:
(2)过椭圆右焦点且斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2799abb64fd7bfce9dfa7228aa460564.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.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/dad2a36927223bd70f426ba06aea4b45.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/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2022-07-07更新
|
1337次组卷
|
8卷引用:天津市部分区2021-2022学年高三上学期期末数学试题
天津市部分区2021-2022学年高三上学期期末数学试题四川省凉山州宁南中学2021-2022学年高二下学期第一次月考数学(文)试题江西省上饶市重点中学协作体2021-2022学年高二下学期期末联考数学(文)试题(已下线)专题27 椭圆(讲义)-2023年高考一轮复习精讲精练宝典(新高考专用)(已下线)第09讲 高考难点突破一:圆锥曲线的综合问题(定点问题) (精讲)-1安徽省池州市青阳县第一中学2022-2023学年高二上学期11月期中考试数学试题宁夏六盘山高级中学2023届高三上学期期末考试数学(文)试题第三章 圆锥曲线的方程 讲核心03
名校
解题方法
3 . 已知椭圆C:
(
)右焦点为
,
为椭圆的上顶点,O为坐标原点,
且
的周长为
.P是椭圆上一动点,M是直线
上一点,且直线
轴.
(1)求椭圆C的方程:
(2)记直线
与椭圆另一交点为Q,直线
是否过x轴上一定点?若是,求出该定点:若否,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24550b13dbecf7d86c7054250e987274.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48c09615735d331befd07664aa47cb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f57ba13582b3111dc65e20e2462ce389.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac0b5d17fa816eaccc1bac76e03180e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f2c06207565e9fa6a288a788e4ab2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23d29646155e27b172ecdf263e2d702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0460f1eb55926472115811f0a3e86598.png)
(1)求椭圆C的方程:
(2)记直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db8305c4ffbf876642440c3d28e91e9f.png)
您最近一年使用:0次
2022-07-06更新
|
975次组卷
|
3卷引用:北京市十一学校2021-2022学年高二下学期期末考试数学试题
北京市十一学校2021-2022学年高二下学期期末考试数学试题(已下线)第09讲 高考难点突破一:圆锥曲线的综合问题(定点问题) (精讲)-1重庆市部分学校2023-2024学年高二上学期期中数学试题
名校
解题方法
4 . 已知椭圆C:
的离心率为
,且经过
,经过定点
斜率不为
的直线
交
于
两点,
分别为椭圆
的左,右两顶点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/6/41b4729d-88ef-423c-8e39-de40daa63aec.png?resizew=225)
(1)求椭圆
的方程;
(2)设直线
与
的斜率分别为
,
,求
的值;
(3)设直线
与
的交点为
,求证:点P在一条定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed6b9540857e386651e191a0a5b5a98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da732ba08e7132696f909e89cd3d172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5131177ca031cc40f438bb4b3322146.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/6/41b4729d-88ef-423c-8e39-de40daa63aec.png?resizew=225)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.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/67351fe10fcfc3f9072eec4c60bfaaa5.png)
(3)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2022-07-05更新
|
509次组卷
|
2卷引用:福建省福州第八中学2021-2022学年高二下学期期末考数学试题
名校
解题方法
5 . 已知椭圆C:
的焦点是
、
,且由椭圆上顶点、右焦点和原点组成的三角形面积为
.
(1)求椭圆C的方程;
(2)设
,
、
是椭圆C上关于
轴对称的任意两个不同的点,连接
交椭圆C于另一点E,证明:直线
与
轴相交于定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa98b3f5fa18d38292170956357e0754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b26d1b84ffffb01daebfd1a425fc16ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
(1)求椭圆C的方程;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e79f49a85a44ca8c61341e913341f7c2.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/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1b418d67b301ebfd7db583aa176e28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce6c0e9de83f2e64ae33609fc08459d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
您最近一年使用:0次
2022-07-03更新
|
323次组卷
|
3卷引用:四川眉山市仁寿县第一中学2021-2022学年高二下学期期中考试数学(理)试题
名校
解题方法
6 . 已知
是圆
上的动点,
是线段
上一点,
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad05a28074ade32485ce9e425daa75cf.png)
(1)求点
的轨迹
的方程
(2)过
的直线
分别与轨迹
交于点
和点
,且
,若
分别为
的中点,求证:直线NH过定点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10596201aaadf88e55ea0809c386cbf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d63d61a066b016ab712483c0ad6271.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad05a28074ade32485ce9e425daa75cf.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c45bb20ad47bdf084db4873fa0a198d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cf33d73483c93f24cc6a1d76ef22ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d571549bbabbdce48c78e5b2cbd964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fe46b23cb22ac73fde6c883beb4abad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4914fef4302bc558cbe6bad66de49ad6.png)
您最近一年使用:0次
解题方法
7 . 已知椭圆
的离心率为
,左顶点和上顶点分别为A、B,
(1)求b的值;
(2)点P在椭圆上,求线段
的长度
的最大值及取最大值时点P的坐标;
(3)不过点A的直线l交椭圆C于M,N两点,记直线l,
的斜率分别为
,若
.证明:直线l过定点,并求出定点的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e756feec2851b90497421790a7206e76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
(1)求b的值;
(2)点P在椭圆上,求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9c5e8bec5c760f7463c8d9d1102b1d2.png)
(3)不过点A的直线l交椭圆C于M,N两点,记直线l,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d42cb68c5c877a455ba7ac0a6b6a651.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/667cb59b1d1cb18b48d881b154013650.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f280c77f48e910f8cf8ed0b138f255.png)
您最近一年使用:0次
名校
解题方法
8 . 已知椭圆M:
(a>b>0)的离心率为
,AB为过椭圆右焦点的一条弦,且AB长度的最小值为2.
(1)求椭圆M的方程;
(2)若直线l与椭圆M交于C,D两点,点
,记直线PC的斜率为
,直线PD的斜率为
,当
时,是否存在直线l恒过一定点?若存在,请求出这个定点;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
(1)求椭圆M的方程;
(2)若直线l与椭圆M交于C,D两点,点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d56ab70e602f2e2e291df643ab209162.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/a745c2da749f30fcf58edf0821f7cb04.png)
您最近一年使用:0次
2022-06-23更新
|
2226次组卷
|
6卷引用:青海省海东市第一中学2022届高考模拟(二)数学(理)试题
青海省海东市第一中学2022届高考模拟(二)数学(理)试题黑龙江省鹤岗市第一中学2021-2022学年高二下学期期末数学试题(已下线)专题16 圆锥曲线-备战2023年高考数学母题题源解密(全国通用)(已下线)专题24 圆锥曲线中的存在性、探索性问题 微点1 圆锥曲线中的存在性问题黑龙江省牡丹江市第三高级中学2022-2023学年高三上学期第六次月考数学试题(已下线)第25讲 圆锥曲线直线圆过定点问题-【同步题型讲义】2022-2023学年高二数学同步教学题型讲义(人教A版2019选择性必修第一册)
名校
解题方法
9 . 已知椭圆
,过原点
的直线交该椭圆
于
,
两点(点
在
轴上方),点
,直线
与椭圆的另一交点为
,直线
与椭圆的另一交点为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/20/f5b9b75b-8609-4251-bf9f-cfe1ea3603f7.png?resizew=276)
(1)若
是
短轴,求点C坐标;
(2)是否存在定点
,使得直线
恒过点
?若存在,求出
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57bb9cec90aa8e963985996e31e98a04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b836015e09dfe7a88032c8b9af506726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/20/f5b9b75b-8609-4251-bf9f-cfe1ea3603f7.png?resizew=276)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)是否存在定点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
您最近一年使用:0次
名校
解题方法
10 . 已知椭圆
:
的右顶点为A,上顶点为
,直线
的斜率为
,原点
到直线
的距离为
.
(1)求
的方程;
(2)直线
交
于
,
两点,
,证明:
恒过定点.
![](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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/535e95d241e9c978c10355dcb07da256.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be0a31202a7a69d530c05a75229e6ea6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/73e8e22765029ced3348067d7265f158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2022-06-13更新
|
813次组卷
|
3卷引用:2022年普通高等学校招生全国统一考试模拟试题(全国乙卷A)理科数学试题