名校
解题方法
1 . 如图所示,在
中,已知
,
,
.若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c121d94d20c879bcdbf857694fee8b.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eee296a7d9fba487f1485c61580196f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ec642018e5dee22d061d144ef86391.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d5c8d0ca76318578320e9efca088a61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c121d94d20c879bcdbf857694fee8b.png)
![](https://img.xkw.com/dksih/QBM/2020/11/12/2591286266798080/2591555316244480/STEM/37372d97-973b-489c-a719-b6e1c684be3a.png?resizew=230)
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名校
2 . 在
中,
,
,
,若点
为三角形外心,则满足关系式:
的有序实数对![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16c9a4421438c587da880d087fad711b.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23190378f340ce5e8306f88c3caef1dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd46352e2fedda8c901eae0fbd026fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16c9a4421438c587da880d087fad711b.png)
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名校
解题方法
3 . 如图,在
中,
,E是
上一点,且
,则
的值等于________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2521f9c8b8e538597aa38a2c1e7c07f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15bca68c046caa8f9fbc8a3ebde68c00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/12/248a35db-e078-4ebe-b8e2-ca4553e18c52.png?resizew=143)
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2020-08-16更新
|
1150次组卷
|
8卷引用:上海市复旦大学附属中学2020-2021学年高二上学期10月月考数学试题
上海市复旦大学附属中学2020-2021学年高二上学期10月月考数学试题湖北省鄂东南联盟2019-2020学年高一下学期期中联考数学试题(已下线)9.3 向量基本定理及坐标表示 2020-2021学年高一数学同步课堂帮帮帮(苏教版2019必修第二册)(已下线)第二章+平面向量(能力提升)-2020-2021学年高一数学单元测试定心卷(人教版必修4)(已下线)2.3.1 平面向量基本定理-2020-2021学年高一数学课时同步练(人教A版必修4)广东省广州市第二中学2022-2023学年高一下学期期中数学试题广西南宁市华光高级中学2022-2023学年高一下学期期中数学试题广西希望高中2022-2023学年高一下学期期中考试数学试题
名校
4 . 如图,在
中,
为
的中点,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ef71b503b647f8ddae4b928934a152.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bda7db5bfda626b22cf2b89946b2d3a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/10/694e540c-4e68-424d-b8c0-ead1d66645eb.png?resizew=150)
您最近一年使用:0次
2020-08-15更新
|
2072次组卷
|
12卷引用:云南省下关第一中学2020-2021学年高二上学期段考(一)数学(理)试题
云南省下关第一中学2020-2021学年高二上学期段考(一)数学(理)试题河南省新乡市新乡县第一中学2019-2020学年高一下学期期末考试数学试卷陕西省商洛市2019-2020学年高一下学期期末数学试题(已下线)6.6 第六章 《平面向量》 综合测试-2020-2021高中数学新教材配套提升训练(人教A版必修第二册)(已下线)6.3.1 平面向量的基本定理及加减数乘坐标运算(精练)-2020-2021学年高一数学一隅三反系列(人教A版2019必修第二册)(已下线)期中测试(B卷提升卷)-2020-2021学年高一数学必修第二册同步单元AB卷(新教材苏教版)(已下线)第六章 平面向量及其应用单元自测卷(二)河北省保定市第一中学2022-2023学年高一下学期第三次考试数学试题(已下线)模块二 专题2 《平面向量》单元检测篇 A基础卷 (北师大版)(已下线)模块二 《平面向量》单元检测篇 A基础卷 (人教A)(已下线)模块二 专题1 《平面向量》单元检测篇 A基础卷 (苏教版)云南省文山州砚山县第三高级中学2022-2023学年高一下学期期中考试数学试题
解题方法
5 .
中,
,
,E为AB中点,点D在边BC上,且
,CE与AD交于点O.设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927729940a1598d48e1b6ebc1c2f78ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1be17e0a3e51cde1f50f384198e71e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a372560e41dbe1a873ac4e75b2a7892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f28f5b8a9b402e980da29bf636bef86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
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解题方法
6 . 已知
中,
为边
上的点,且
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bf5c1d124e8e023fe8e8c5ef3412813.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](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/d39b6bef27de230acad352f25e954f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a607dfdaf3f21513b1c63279680be7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bf5c1d124e8e023fe8e8c5ef3412813.png)
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2020-07-08更新
|
301次组卷
|
2卷引用:天津市部分区2019-2020学年高二下学期期末数学试题
解题方法
7 . 已知
是两个不共线的向量,
,则用
表示
为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad59ee7969f2a082ed53bdf0aaa748ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20605006c5d153cdf3ba460da1ddf694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
您最近一年使用:0次
8 . 如图,在
中,D是
的一个三等分点,
,则
用
表示为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d759efa8394237b330b99e220e0174e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd98a891fa65f2fc6688001b03185d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/4e02e126-5715-44b4-806a-4bfe4a3b1028.png?resizew=127)
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9 . 在平行四边形
中,两条对角线相交于点M,且
,则用
表示![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99cffa563dd262012dc05b8952b81e92.png)
_____ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36d50934756d8d74f26c19bbdd6d3fa.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5851c1ccd9937b6783fac09e300b8bc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99cffa563dd262012dc05b8952b81e92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36d50934756d8d74f26c19bbdd6d3fa.png)
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10 . 若向量
,则
用
表示为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfd664a81965880262302d706cfdfc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
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