1 . 已知
,则点
的坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53bd4cc90bdd1457ddf03503869352f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
解题方法
2 . 已知向量![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14bcc00c0c0af3cc507d6aa2df888617.png)
(1)求
;
(2)若
,求
的值;
(3)若
与
的夹角为锐角,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14bcc00c0c0af3cc507d6aa2df888617.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c75a15198f2465863fd46e0794d0bf2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b12876e88ff83918e4a738a8b290a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bca35e52b8430246a1cf96e9e617cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8d5d06c8ba359e2f95bd6abbeb9d696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2023-08-06更新
|
619次组卷
|
2卷引用:天津市实验中学滨海学校2022-2023学年高一下学期期中数学试题
名校
3 . 已知向量
,
.
(1)若
,求
的值;
(2)若
,
①求
;
②求
与
的夹角
的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c9bca7fed3285ad38dea181e1afa7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e619ba9d486016296e1b153d998ea50b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f7d08d10754ff3903d139768f40530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7466f3ffa97e826620e45cd4134dea.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16111d1425b87ba82ea6a706d1dfb3ef.png)
②求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13e095913bd3862fcff8a3fd876520e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
名校
4 . 已知向量
.
(1)若
,求
和
;
(2)若
与
平行,求实数
的值;
(3)若
与
的夹角为锐角,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febbcaafedf2051bb2fc37478bb304a8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2a51944c720568f35d443589dfc1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/854e16eb319ee454088f5b527cf6c4d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93af88a7628c71d642d3a6df067c15f5.png)
(2)若
![](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/36a1b09c653185842513e24ebba60bb3.png)
(3)若
![](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/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-08-05更新
|
612次组卷
|
7卷引用:天津外国语大学附属河北外国语中学2023-2024学年高一下学期第一次月考数学试题
天津外国语大学附属河北外国语中学2023-2024学年高一下学期第一次月考数学试题北京市密云区2022-2023学年高一下学期期末数学试题(已下线)高一下学期期末复习解答题压轴题二十四大题型专练(1)-举一反三系列(人教A版2019必修第二册)(已下线)专题02 平面向量的坐标运算及平行、垂直关系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05平面向量(第一部分)-高一下学期名校期末好题汇编北京市怀柔区第一中学2023-2024学年高二上学期开学考试数学试题甘肃省白银市会宁县第四中学2024届高三上学期第一次月考数学试题
名校
解题方法
5 . 在平行四边形
中,点
为对角线
上靠近点
的三等分点,连接
并延长交
于点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7785afeeaf274892253d04b4f693b367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8926ddd0b69d714c7310cc5bf23d199d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 在平行四边形ABCD中,点P满足
,若
,则
的值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6523b887e4030d66b0a48dfc3725cb1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81827a4739db734f3d3c3b10f7ad05db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febf7413b35cf2889fdb57a6b519087c.png)
您最近一年使用:0次
2023-08-04更新
|
454次组卷
|
4卷引用:天津外国语大学附属河北外国语中学2023-2024学年高一下学期第一次月考数学试题
天津外国语大学附属河北外国语中学2023-2024学年高一下学期第一次月考数学试题北京市怀柔区2022-2023学年高一下学期期末数学试题(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
名校
7 . 如图,在
中,点
、
分别在边
、
上,且均为靠近
的四等分点,
与
交于点
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3612c0925780fe53bc32ee7c6705ccb3.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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94c5e21ede415f764762b20ffb353bf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3612c0925780fe53bc32ee7c6705ccb3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/5/4c397eb6-484b-43ee-8e69-a7e7dbea0fcb.png?resizew=140)
您最近一年使用:0次
名校
8 . 已知向量
,
,若
与
垂直,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81f4dcf415977dea53f52a85b6b82136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6700c13f6c32d1b8a5abf5841300beaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62b625b8d3178dd0ea451a80a63082c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d39321b6bdb08c5d23658b52abdb5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
A.1 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-08-03更新
|
659次组卷
|
2卷引用:天津市杨柳青一中、咸水沽一中 、四十七中,第一百中学四校2022-2023学年高一下学期期末联考数学试题
名校
9 . 如图,在平行四边形
中,
,点
分别在边
上,且
,若
点为
的中点,且满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
________ ;当
点在线段
上运动时,
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cde9e052191dad0a0d415e7a33782f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b199a99e53d67ff4abf233930961a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/050bb02bd1f30dc038578b826c4503c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aee90fd01fdb64d7e98bb31e2deabc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcf80e9a0f32409b837a284667f6183d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2acfd19c33157feec7bca9533469b0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/20/ec1bca41-8b9f-4171-870c-af30dd173586.png?resizew=179)
您最近一年使用:0次
2023-07-16更新
|
1042次组卷
|
2卷引用:天津市第一中学2022-2023学年高一下学期期末数学试题
名校
10 . 在梯形
中,
分别为线段
和线段
上的动点,且
,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7eac59cb90aec19becc03ea9528069.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d377396d1460e0360358da27a0054d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10b773e10fc7ce108ea14ce5002d4fd5.png)
您最近一年使用:0次