解题方法
1 . 已知正方形
边长为
,
是正方形
的外接圆的一条动弦,
,
为正方形
边上的动点,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/040d6732d32d552cb60f1a9430b67c67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07116f9f184757ad645ab1308af2f182.png)
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解题方法
2 . 在
中,点
是
边的中点,
是边
的三分之一分点,(靠近点
的),
与
交于点
,则下列说法正确的是( )
![](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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 已知在
中,
,
分别为边
,
上的点,
,
,且
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3ab1a3232a82ef85d6d45e04891c28e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30c41006065c59d232ecf9da0a78b28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af1952da529af69feafbbc93888df66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/854c27b6635a9ad4eec7826a42849fbd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
4 . 已知C是平面
上一点,
,
.
(1)若
,求
的值;
(2)若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd284f76d9f5769bc189508ce2572b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7cad5d540488b66699a2cc72b882d8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be3feb68b706f7071fce6c3f716ba9f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec92d556c107f92dddb25625d3560309.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5500e8be96f83fb8c782002b878a44a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/596f68ba4b746cab4b2c26ffce554b5a.png)
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2023-10-22更新
|
303次组卷
|
2卷引用:广东省佛山市第四中学2023-2024学年高二上学期开学考试数学试题
5 . 已知向量
,说出下列向量与
的关系.
(1)
;
(2)
;
(3)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee1b0cb94bc362035b61ef632089106f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad4a0a8f9b774a4286624f5ea9b31ea.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ebd09f219f998ede00adf775bf84b6.png)
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2023-10-09更新
|
160次组卷
|
3卷引用:北师大版(2019)必修第二册课本习题第二章3.1向量的数乘运算
解题方法
6 . 在
中,
是
边上一点,且
,点
为
的延长线上一点,写出使得
成立的
,
的一组数据
为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/9244463ccb95a97d1282e427d54886e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6eff22643786a3fd0d125af65216ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9e4273fd70a87d3e990c464d760b9e5.png)
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7 .
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9517bf6a932f56fc103729e223f56578.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-09-20更新
|
993次组卷
|
8卷引用:核心考点01平面向量及其应用(1)
(已下线)核心考点01平面向量及其应用(1)(已下线)专题02 向量的加减法-【寒假自学课】(苏教版2019)(已下线)专题6.2 平面向量的运算-举一反三系列北京市海淀区尚丽外国语学校2021-2022学年高一下学期期中考试数学试卷(已下线)专题1.2 向量的加减、数乘运算-重难点突破及混淆易错规避(人教A版2019必修第二册)(已下线)6.2.2向量的减法运算(已下线)模块一 专题1 《平面向量的概念与运算》(人教A2019版)【讲】(已下线)模块一 专题3《平面向量的概念与运算》(北师大版高一期中)【讲】
名校
解题方法
8 . 已知向量
,
不共线,且
,
,
.
(1)将
用
,
表示;
(2)若
,求
的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a1bfbba6acc70af855d827b40d2a768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb7459dda2ebc7ed855880da012f26ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5541b707793bf3b9fbafdd2242f4fd6.png)
(1)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39397a935a0d1d3df1c088c4d8978ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
名校
解题方法
9 . 对于非零向量
与
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4595a9ff694a625a3cda4b488dc38eca.png)
A.方向相反 | B.方向相同 |
C.向量![]() ![]() ![]() | D.![]() |
您最近一年使用:0次
2023-08-11更新
|
612次组卷
|
4卷引用:广西横州市横州中学2022-2023学年高一下学期5月月考数学试题
10 . 已知向量
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b03c2061dae596f6d5775d2fb63cc5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88560eb2237171cf5ee476f6ba98c4f5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次