1 . 已知向量
.
(1)求
的坐标及
;
(2)若向量
,且向量
与
平行,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/327d852a3ce1fb310e21017f9ef66526.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d108e523626be0b40be9b3543ce12524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc5211978b109b9899c1b9d3cb65ff6d.png)
(2)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602389d835b3e55c13ee1eac6cc17173.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2603af94370b84b7472065a4787eea23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd8bbf47b69bbd7a6263b041290d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
解题方法
2 . 已知平面直角坐标系中,等边
的顶点坐标为
,点
在第一象限,点
是平面内任意一点.
(1)若
四点能构成一个平行四边形,求点
的坐标;(写出所有满足条件的情况)
(2)若点
为线段
边上一动点(包含
点),求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b0b7a779ca1928453a43bba8a018a2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c82a10b4f0c9323d726804c89dd9548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(2)若点
![](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/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90cc8a0ec11aa7525e6462f1a03f0a62.png)
您最近一年使用:0次
2023-07-17更新
|
222次组卷
|
3卷引用:专题01平面向量线性、数量积运算4种常考题型归类-《期末真题分类汇编》(北京专用)
(已下线)专题01平面向量线性、数量积运算4种常考题型归类-《期末真题分类汇编》(北京专用)【北京专用】专题07平面向量(第三部分)-高一下学期名校期末好题汇编北京市顺义区2022-2023学年高一下学期期末质量监测数学试题
3 . 已知向量
.
(1)求
;
(2)设
的夹角为
,求
的值;
(3)若向量
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/951b04cb985879f73b884d55f556ca4e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a01f796ffa8c74305744c469de19c203.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
(3)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9416ddeeb30b45c09da97c8b150c25c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
解题方法
4 . 已知向量
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a09ba6d7256e12149665a706bf3de50.png)
(1)若
,求
的值
(2)当
时,求
与
夹角
的余弦值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dcbe785af89ab0ed3b90810469b9132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a09ba6d7256e12149665a706bf3de50.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a827ce806a33defa834949de2acb59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7d8b42c85013ba07ba18e5e46d8716.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
2023-06-14更新
|
160次组卷
|
2卷引用:北京高一专题06平面向量(第三部分)
名校
5 . 已知
为坐标原点,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3275fa0dd88185408befc8a71d61583.png)
(1)求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d401876b078e318413b8ad876c54b7be.png)
(2)在x轴上有一点
,使
有最小值,求此时P点的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67695fc0fa4a7fd9bfcf50374faf1c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3275fa0dd88185408befc8a71d61583.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d401876b078e318413b8ad876c54b7be.png)
(2)在x轴上有一点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811f2b0933367b7cb32a7696510f2089.png)
您最近一年使用:0次
2023-03-26更新
|
308次组卷
|
3卷引用:北京高一专题04平面向量(第一部分)