名校
解题方法
1 . 在平行四边形
中,
为
的重心,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab10311f5cba45f0f7e7962c11c6301e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cb65fbfb91eb90a20583008ddafd6ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab10311f5cba45f0f7e7962c11c6301e.png)
您最近一年使用:0次
2023高三·全国·专题练习
解题方法
2 . 已知
是
内的一点,满足
,设
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
____________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0719844e0261af3b625d9673e5926.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c1b3f246ca31640fa7df3f7f25c6a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98bbaca515d2021f8228dfbe62b4e0eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0719844e0261af3b625d9673e5926.png)
您最近一年使用:0次
3 . 若
是△ABC的边
上的点,且
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abb7f79e3864081e296e7ee6db3d1e2.png)
___________ .(用
、
表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926d38cce21b48df42041e4b8b2a7db7.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/6abb7f79e3864081e296e7ee6db3d1e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
您最近一年使用:0次
2021-03-25更新
|
204次组卷
|
2卷引用:沪教版(2020) 必修第二册 领航者 第8章 平面向量 每周一练(2)
20-21高一·全国·课后作业
解题方法
4 . 在正方形ABCD中,E是DC边上的中点,且
,则
=________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b2faa5a3628116566692c970b51984a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f75fc81977aee721525b4c5625f5a097.png)
![](https://img.xkw.com/dksih/QBM/2021/3/10/2674773156151296/2676147471990784/STEM/aef9e130-7c55-4310-b648-840c48e7fdfa.png?resizew=206)
您最近一年使用:0次
20-21高一·全国·课后作业
解题方法
5 . 已知O,A,B是平面上的三个点,直线AB上有一点C,满足
,若
,用
表示向量
,则
=________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625cc0502ae6c93c201a62496fc99f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ed0f18ec6f416353586da01adb3746.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ccba3b87a8a48ac3dd5f72d00bdb1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20ec3efaa6b6ff5769e8999df5714a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20ec3efaa6b6ff5769e8999df5714a9.png)
您最近一年使用:0次
6 . 如图,
中D在边BC上,且
,E为AD的中点,记
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bef738c1938fd6294ceffdf2ec42878f.png)
_________ (用
,
线性组合表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc42598fc484288db571f85b96898c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af1e0c4f411ba3501a133bbe05e34bf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a120572e40a33105fffdfe779a7bf04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bef738c1938fd6294ceffdf2ec42878f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf6f71e816aeec0cd8fa4c6607b7dd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0000cc9d5048df0667dc7714077b69cb.png)
![](https://img.xkw.com/dksih/QBM/2020/3/7/2414444792094720/2414470153797632/STEM/a03f4d0956ab4cc5aa77634e56baa470.png?resizew=208)
您最近一年使用:0次
解题方法
7 . 已知
、
是平面内两个不共线的向量,
,
,
,用向量
和
表示![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44debd1a82e235d29f93e395808b4854.png)
________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b28baf17059c56ee9ad1ae4814acd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b04618e5b2db68f2de6ba68972c505c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6501336daf325c2f918ef54f84e45307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9209140cf274ae6d0d05b551cb633e3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67c5c4154a8f68e027341d585402bfa5.png)
![](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/44debd1a82e235d29f93e395808b4854.png)
您最近一年使用:0次
2020-03-05更新
|
646次组卷
|
3卷引用:人教A版(2019) 必修第二册 必杀技 第6章 6.3.1 平面向量基本定理
人教A版(2019) 必修第二册 必杀技 第6章 6.3.1 平面向量基本定理苏教版(2019) 必修第二册 必杀技 第9章 平面向量 9.3 向量基本定理及坐标表示 9.3.1 平面向量基本定理(已下线)专题05 平面向量基本定理-《重难点题型·高分突破》(苏教版2019必修第二册)
名校
8 . 在平行四边形
中,
为
与
的交点,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/796f874f2fcb6322066ee48189ea615d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e07212034ddec9e573424099f96aadcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5742e7d41c272164dfa40f0bd0b6ee0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/796f874f2fcb6322066ee48189ea615d.png)
您最近一年使用:0次
2019-09-19更新
|
543次组卷
|
3卷引用:河南省南阳市2018-2019学年高一下学期期末考试数学试题
9 . 已知点
,
,向量
,则向量![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440eea124d7d8112d8fc230247d433a6.png)
____ ,向量![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d17493cdbbc1489f5404df6da0ec120b.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a2b8b43e1fe82fc439d145e91b860c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a475d30f8a83feed0ed3c238bb24580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1061a774bc413ebc68c38e55615c9773.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440eea124d7d8112d8fc230247d433a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d17493cdbbc1489f5404df6da0ec120b.png)
您最近一年使用:0次
2019-09-12更新
|
706次组卷
|
4卷引用:浙江省湖州市2018-2019学年高一下学期期末考试数学试题
浙江省湖州市2018-2019学年高一下学期期末考试数学试题浙江省湖州市菱湖中学2019-2020学年高一下学期期中数学试题(已下线)6.3.2-6.3.3平面向量正交分解及坐标表示(练习)-【高效课堂】2021-2022学年高一数学下学期同步精讲课件+课后巩固练(人教A版2019必修第二册)山东省鄄城县第一中学2022-2023学年高一下学期2月月考数学试题
10 . 已知A(1,2)和B(3,2),若向量
=(x+3,x2-3x-4)与
相等,则x![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
_____ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/969604545902c9a66549a4a44ec3a3c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe35c91649a5bea2518387a2b36e0c0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
您最近一年使用:0次
2019-05-23更新
|
428次组卷
|
2卷引用:【校级联考】四川省乐山十校2018-2019学年高一下学期半期联考数学试题