名校
1 . 已知向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/838d43517449a1cb0ac97d8859d5452f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ebc31cbdf681ac9c2bd32d832b31337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b958a367fa2f08b6202a5a6ebf5e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
A.![]() | B.![]() | C.4 | D.2 |
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2024-04-10更新
|
365次组卷
|
2卷引用:四川省成都市蓉城名校联盟2023-2024学年高二下学期开学考试数学试题
名校
2 . 已知空间三点
,则
在
上的投影向量坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a87b4fe2729a934405c675865998913.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5f1b06a56fc382feed28e01f1ad102.png)
您最近一年使用:0次
2024-04-10更新
|
277次组卷
|
3卷引用:湖南省张家界市民族中学2023-2024学年高二下学期入学考试数学试题
湖南省张家界市民族中学2023-2024学年高二下学期入学考试数学试题福建省莆田第二中学、仙游第一中学2023-2024学年高二下学期期中联考数学试题(已下线)专题01 空间向量表示及运算--高二期末考点大串讲(苏教版2019选择性必修第二册)
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解题方法
3 . 在正棱柱
中,
,点
满足
,其中
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0e44cb429eea46e7ee4320147192b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac6b545127bd51036a5a7b0d3cd5b320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee72261f6901e62dfd0ffe547406544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e2e01346f60857ff635bb766802e57.png)
A.当![]() ![]() |
B.当![]() ![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() |
您最近一年使用:0次
解题方法
4 . 如图,该几何体是由正方形
沿直线
旋转
得到的,已知点
是圆弧
的中点,点
是圆弧
上的动点(含端点),则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12d93bd1130088b622602a6c21c9c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6919ae684f6781571987add69401dbd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632049839e056dec120f87fe86fde89e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/f2257834-0640-4408-9615-8e52a8f4446b.png?resizew=161)
A.不存在点![]() ![]() ![]() |
B.存在点![]() ![]() ![]() |
C.存在点![]() ![]() ![]() ![]() |
D.不存在点![]() ![]() ![]() ![]() |
您最近一年使用:0次
5 . 已知
,则
在
方向上的投影向量的模为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47d3d832b2d73c2650144a1092d51eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
您最近一年使用:0次
6 . 已知向量
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6e8ef2d9dbe0999030769760c2ba4e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf21fef3026cfe445a855c94cab5c84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.![]() | B.![]() | C.![]() | D.3 |
您最近一年使用:0次
名校
7 . 已知向量
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3935c1affa71a7ee3e16d7278c901d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dced91de1b8c38aa95ffee0e5dc202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca1b2db3ca658af331d0c36e854dc0c8.png)
A.![]() | B.![]() |
C.![]() | D.以上都不对 |
您最近一年使用:0次
名校
9 . 已知向量
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64dc29174540e711b218e61f7deada90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dced91de1b8c38aa95ffee0e5dc202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
A.![]() | B.![]() | C.1 | D.2 |
您最近一年使用:0次
名校
10 . 已知向量
,则
在
上的投影为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a948533feaa80bbbee16edeb8d51ae05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次