解题方法
1 . 已知双曲线
的一个焦点为
为坐标原点,点
在双曲线上运动,以
为直径的圆过点
,且
恒成立,则
的离心率的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844a1c77cdc51fb57f2fc55d791ea64f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09224287f31db61f4335560cdaf28ae3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed568f7b6490ebbb104d105dbc07f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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名校
解题方法
2 . 等腰直角三角形
(
)的直角边长
,
、
是三角形内的两点,且满足
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974331902e2c22022993b2b25060f076.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/635c0e8cd497fd3d766fede583f2e320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55475c840ad37fa1fd0d707cc7c600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7ffc6824792fddc8525fa6ecb3f2aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974331902e2c22022993b2b25060f076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
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解题方法
3 . 已知平面向量
,
,
,
,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552355ddba8eef1ca3bf15eb53d79622.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd98836819f79b76830bf1491df66ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d01405df737543c3dc9aa12af68ef66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f48f8ed9c671272a6ccf2a798f03d99a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/290a7d4f885a20899a76526b46dd439b.png)
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解题方法
4 . 已知平面向量
,
,
满足:
,
,则
的最小值是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb573cc0f30d5c32cdad1510793f0e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95b73813fe93857398d8712ae1323479.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3963cf24a20a4ea43c917331daa5e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf13bef5ff66c0f6b55b17bc35b8beaf.png)
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5 . 在等腰直角三角形
中,
,点
在三角形内,满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a84b7de4bcbaa36f542b7ac3886bba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350d9f16e66c2bf7e8e3c7dd6418e639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/003d09def07b84a3b85d9a92a9d1c9a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a84b7de4bcbaa36f542b7ac3886bba.png)
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2021-11-05更新
|
1418次组卷
|
3卷引用:浙江省2022届高考模拟卷数学试题(三)
浙江省2022届高考模拟卷数学试题(三)(已下线)专题06 平面向量的模与夹角(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)》天津市西青区2021-2022学年高三上学期期末数学试题
解题方法
6 . 平面向量
,
,
满足
,
(
且
),则
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb573cc0f30d5c32cdad1510793f0e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1f64154bf2733bfc572d668f869220b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9ef0924e737052be75edad9bedaac3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bdfb8b0aba93b2eef5f11f4b7ae4592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd24c686fbaaa68705d654b880481ffe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f352f97803f55b21c0dd569caa4956f9.png)
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7 . 已知平面向量
,
,
,
,
,
满足
,
,则
的最小值是________ ,
的最大值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28b6ac3802ee31cb30600b61beb3e827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbf785aa19bb8f014ec8b396877c2284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/160cd51b13868fa1dfa7de3259e0be3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3291121798847289abc75dab1a03497c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/333f034b52b46a793cf890196da7dd48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a60aa75c1b2394116db017a51b3e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/364545f9860c9d367b54d54b83f20fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/921421ead02e68be3ec21ec4c9b00b0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358fb14adc150d7c159dacd5f995b8dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d71ce2b863f19099e0a803b56d43a91d.png)
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8 . 已知平行四边形
的面积为
,
,
为线段
的中点.若
为线段
上的一点,且
,则
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604d037b88148502a5608e0285c76f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e90f9f4e44173888a54c624852064a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.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/e284edfc390b322d0104817bd9aaa992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f8340f920decb68b1c4a1fa99488c8.png)
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2020-04-18更新
|
2290次组卷
|
3卷引用:云南省2019-2020学年高中毕业生复习统一检测文科数学试题
名校
9 . 如图,在
中,
分别为
上的点,且
,
,
.设
为四边形
内一点(
点不在边界上),若
,则实数
的取值范围为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927456b0989846a2f1573844bbaa2105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/746ee1515a178948b04f535705c6f738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ef4036427f8a42a22bc5ed0ae26189.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19c2dcc2a3955011e0e503de6225fca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e77686cf448ff6cea9bfc021581da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48a61d8bedef61745ee4fd89a8c0c119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc3c25c92950e902bf3d79a41cb38e99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/17/3ad0d689-3d51-4bf1-9273-03aa043e42b5.png?resizew=218)
您最近一年使用:0次
2019-06-25更新
|
4332次组卷
|
11卷引用:吉林省蛟河市一中2018-2019学年高一下学期第三次测试数学试题
吉林省蛟河市一中2018-2019学年高一下学期第三次测试数学试题人教A版(2019) 必修第二册 突围者 第六章 第三节 课时1平面向量基本定理2019年全国高中数学联赛浙江省预赛天津市耀华中学2021届高三下学期一模数学试题山东省新泰市第一中学2021-2022学年高一下学期期中考试数学试题苏教版(2019) 必修第二册 过关斩将 第9章 9.3.1 平面向量基本定理(已下线)6.2.1向量的加法运算(分层作业)-【上好课】2022-2023学年高一数学同步备课系列(人教A版2019必修第二册)(已下线)微专题02 平面向量的基本定理(1)-【微专题】2022-2023学年高一数学常考点微专题提分精练(人教A版2019必修第二册)上海市上海中学2022-2023学年高一下学期期末数学试题(已下线)重难点专题04 妙用等和线解决平面向量系数和、差、商问题-【帮课堂】(苏教版2019必修第二册)(已下线)【讲】 专题一 平面向量线性运算的最值问题(压轴大全)
名校
10 . 已知
是
外接圆的圆心,若
且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
_______ .(
的角
所对边分别为
,外接圆半径为
,有
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc8c65bea2c80af038768b74250c694e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe354155ddb9172a37d4c75842f48a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f54c5f5c786e00e716284fc96fe89049.png)
您最近一年使用:0次
2017-10-19更新
|
4420次组卷
|
3卷引用:湖北省黄石市第三中学2018届高三阶段性检测数学(文)试题