名校
1 . 如图,在菱形
中,
,
,
、
分别为
、
上的点,
,
,若线段
上存在一点
,使得
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267e1fca278ad073e7a67642ababf077.png)
____ ;若
,则
的最大值为 _____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f945a69cf7e8213e50622125cde652f5.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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7acd69f9a7b4f4b7176eba8a2388631c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c0f3e6987b64c46a9fddbf1588510b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5eb064f478d74e6a2af2553206f875b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267e1fca278ad073e7a67642ababf077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05684d6873a8805e13bd454d8070389a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/946c6eb9d2c645f5eb5bed799b3b8137.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/3/75b82c47-05c7-4cd3-b437-cf6635da3513.png?resizew=202)
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945次组卷
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4卷引用:天津市南开中学2022-2023学年高三上学期统练11数学试题
名校
解题方法
2 . 已知椭圆
的左、右焦点分别为
,
,
为上顶点,
,原点
到直线
的距离为
.
(1)求椭圆的方程;
(2)设斜率不为0的直线
过点
,与椭圆交于
,
两点,若椭圆上一点
满足
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed6b9540857e386651e191a0a5b5a98.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43451d6cc2505454d77443916b587563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3656055f5256cd06e636ea96e9f89c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
(1)求椭圆的方程;
(2)设斜率不为0的直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.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/e57455f7a65f8e95adbeef063c6ebae4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2022-03-15更新
|
956次组卷
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3卷引用:天津市南开中学2023届高三下学期第五次月考数学试题
名校
3 . 如图,在
中,
,
,
,
分别为
,
的中点,
为
与
的交点,且
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
___________ ;若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/979fe4251a15b870fc6416b2fcd86676.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e7a93a1399ff7a2bde342652479241b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae92f0c583cc9daf980a8621ad96aef5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70cc587dbef0d91446ee5f36384eaffb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be83c43186f9919e2c7eb2aefa1d3d51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1371fe98a65d8ebd840c8d98346b6d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/979fe4251a15b870fc6416b2fcd86676.png)
您最近一年使用:0次
2022-03-10更新
|
3648次组卷
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16卷引用:天津市南开大学附属中学2023届高三下学期3月统练(二)数学试题
天津市南开大学附属中学2023届高三下学期3月统练(二)数学试题天津市区重点中学2022届高三下学期一模联考数学试题天津市滨海新区塘沽第一中学2022届高三下学期4月线上统练数学试题天津市区重点学校2022届高三下学期二模数学试题(已下线)2022年高考押题预测卷01(浙江卷)-数学天津市耀华中学2022届高三下学期统练11数学试题天津市滨海新区塘沽第一中学2023届高三上学期线上统练摸底考试数学试题云南省昆明市第十二中学2023届高三(普通班)下学期2月月考数学试题云南省宣威市第六中学2023届高三下学期2月月考数学试题天津市耀华中学2023届高三下学期大统练5数学试题天津市蓟州区第一中学2023-2024学年高三上学期第二次学情调研数学试题(已下线)信息必刷卷02(天津专用)江苏省无锡市天一中学2021-2022学年高一下学期期中数学试题江苏省苏州市昆山中学2021-2022学年高一下学期期末数学试题(已下线)期末考试仿真模拟试卷04-(苏教版2019必修第二册)天津市武清区杨村第一中学2023-2024学年高一下学期第三次月考数学试卷
4 . 边长为a的菱形
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa2abc852338af84ee759178db24bd51.png)
___________ ;一直线
与菱形
的两边AB,AD分别交于点E,F,且交其对角线AC于点M,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc34e5b34ffc70788db0a754bab8ed99.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86eacf5ef1e572133866757f671d748.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa2abc852338af84ee759178db24bd51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39255e45cec05f0b43261349e4d2f4db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa21f5dac7cc61a46654f4fc2f31f73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78293a43fcf2822d1f60775e505223d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc34e5b34ffc70788db0a754bab8ed99.png)
您最近一年使用:0次
20-21高一·全国·单元测试
名校
5 . 如图所示,△ABC中,AC=3,点M是BC的中点,点N在边AC上,且AN=2NC,AM与BN相交于点P,且PN=2PM,则△ABC面积的最大值为__ .
您最近一年使用:0次
2021-10-11更新
|
1056次组卷
|
4卷引用:天津南开中学2023届高三上学期统练16数学试题
天津南开中学2023届高三上学期统练16数学试题(已下线)第11章 解三角形(提高卷)-2020-2021学年高一数学十分钟同步课堂专练(苏教版2019必修第二册)浙江省宁波市北仑中学2022-2023学年高一下学期期中数学试题(已下线)高一下学期期中复习填空题压轴题十七大题型专练(1)-举一反三系列(人教A版2019必修第二册)
解题方法
6 . 已知直角梯形
中,
,E是线段
上靠近A的三等分点,F是线段
的中点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411cb28bfde7b1ec9e53165f666e5f3b.png)
________ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5372776176f715480c7641ab6686610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783fe7f3ce673d5d21281174e7a7968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411cb28bfde7b1ec9e53165f666e5f3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd6407c804c5ad9a0faf6532482a6d48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
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2021-06-08更新
|
684次组卷
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4卷引用:天津市南大奥宇学校2021届高三下学期高考模拟数学试题
天津市南大奥宇学校2021届高三下学期高考模拟数学试题(已下线)考点19 平面向量的数量积及向量的应用-备战2022年高考数学(文)一轮复习考点帮天津市宝坻区大口屯高级中学2021-2022学年高三上学期第一次月考数学试题天津市益中学校2022-2023学年高三上学期第一次学情调研数学试题
名校
7 . 如图,在△
中,
,
,
与
交于点
,
,
,
,则
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f41466e1813b96f462d275afc0b9653.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e3e7ca8d61e3b8b944d5b3905355bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3284e657f32490b0be1ecd2db376f3fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b89e7ff008dea7530bdc4ea5b6419d.png)
![](https://img.xkw.com/dksih/QBM/2021/4/11/2697716816904192/2802522286891008/STEM/7c376a67b4a44ab08e16aba953c12d41.png?resizew=173)
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2021-09-06更新
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2469次组卷
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10卷引用:天津市南开中学2022届高三下学期统练二数学试题
天津市南开中学2022届高三下学期统练二数学试题江苏省苏州市昆山震川高级中学2020届高三下学期三模数学试题江苏省泰州市泰兴市黄桥中学2020届高三下学期高考模拟数学试题(已下线)专题13 平面向量-2020年高考数学母题题源解密(江苏专版)江苏省吴江市高级中学2020-2021学年高一下学期3月月考数学试题宁夏银川一中2020-2021学年高一下学期期中考试数学试题福建省福州连江华侨中学2020-2021学年高一下学期期中考试数学试题广东省汕尾市华中师范大学海丰附属学校2021-2022学年高一下学期3月月考数学试题云南省玉溪第一中学2022-2023学年高一下学期第一次月考数学试题陕西省咸阳市武功县普集高级中学2023-2024学年高一下学期第1次月考数学试题
名校
解题方法
8 . 已知双曲线
的右顶点、右焦点分别为A,
,过点A的直线
与
的一条渐近线交于点
,直线
与
的一个交点为B,若
,且
,则
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b8db072e2b6104671b82f948012fb45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be942cac465c2ad229f5d4e9b663d878.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85feaf57d64d149e19b78dce8e1dccac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.2 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-04-24更新
|
2804次组卷
|
7卷引用:天津市南开中学2023届高三统练24数学试题
天津市南开中学2023届高三统练24数学试题全国卷地区(老高考)2021届高三下学期4月冲刺联考理科数学试题(已下线)专题5.1 求解曲线的离心率的值或范围问题-玩转压轴题,进军满分之2021高考数学选择题填空题河北省衡水中学2022届高三上学期五调数学试题重庆市第八中学2022届高三下学期调研检测(三)数学试题河南省顶尖名校2021-2022学年高三下学期第二次素养调研理科数学试题四川省绵阳市南山中学实验学校2024届高三上学期1月月考数学(理)试题
名校
9 . 在
中,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
______ ;若
,
,
,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a19502b4fc234d660b901f8b9f6d9d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c16ad533528914c256d9855d82931f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a04f1cdc015f38f5cee32ea29138e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be362dec96173f246ff747264007817.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5f651a0f32c32d43a5e629e6e3fd479.png)
您最近一年使用:0次
2021-04-03更新
|
2606次组卷
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8卷引用:天津市南开区2021届高三下学期一模数学试题
天津市南开区2021届高三下学期一模数学试题天津市南开区翔宇学校2022-2023学年高三上学期期末数学试题(已下线)押第3题 平面向量-备战2021年高考数学(理)临考题号押题(全国卷2)天津市静海区第六中学2021-2022学年高三上学期第三次月考数学试题天津市滨海新区塘沽第一中学2022届高三下学期4月统练数学试题天津市南仓中学2022-2023学年高三上学期第一次教学质量过程性监测与诊断数学试题天津市新华中学2023届高三下学期统练5数学试题(已下线)第8章 平面向量(章节压轴题解题思路分析)-2020-2021学年高一数学下册期中期末考试高分直通车(沪教版2020必修第二册)
10 . 在四边形
中,
,
,
,
,
,则实数
的值为_______ ,若
是线段
上的动点,且
,则
的最小值为________ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/784d093b48df0ba4ae15ea1368fe85e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/915076b13406b8a808eb270c00e7a194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c47fc4f61c458e41230b1448876b121d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d3ba8a99fe9f446d0c7fcdff7535e2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7c105b7a778d7e54c17c5b66457058.png)
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2021-03-31更新
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3卷引用:天津市南开中学2022-2023学年高三上学期10月阶段性统一练习(一)数学试题