1 . 已知
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff0812ea92afd60233426521798f5ca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8972b2e9ab6452db063827b991aa9cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076559f08d17fb25e82886e791719e52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
A.1或![]() | B.![]() | C.![]() ![]() | D.![]() |
您最近一年使用:0次
名校
2 . 已知向量
,
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af8953736aa38a3b633eb95b8c8dfae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51cfc1ef4479b10fe0e1d4008e1e567a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460e5ba67828c57daf2edb497fb52e56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8acb165b585c5ceac76edaa113d561d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d590607edbc6e4b504b36e2077000da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12c10ce269bfb862b8bd32e56bd1f92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076559f08d17fb25e82886e791719e52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0955a9768dd7a11a9f1202eba814a6a7.png)
A.3 | B.6 | C.![]() | D.![]() |
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4 . 已知向量
,
,若
与
共线,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/324ae9aabe9b5d2800807da07b3d0268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c34a97e4d59095d79e6344d04b0f927b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67a5673958e175b00200a75e645c73c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6fce004c47849c29ebd8d5d7c16e98.png)
A.![]() | B.![]() | C.![]() | D.5 |
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解题方法
5 . 已知平面向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c5e9da7c50d0a36bb7170839909ab40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf74c247bc13cae735b5ecf09ac34282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076559f08d17fb25e82886e791719e52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.![]() | B.1 | C.2 | D.4 |
您最近一年使用:0次
2023-04-23更新
|
518次组卷
|
3卷引用:四川省绵阳市2023届高三三模文科数学试题
名校
6 . 已知向量
,
,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/016e4d15ab8f5359f6aa3b42674b0c13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f24e66c7c72db86d553f45ba52359b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69af65849a99d211cf6fca4c39cc8184.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若向量![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/254eece7f8930781106c95743098e439.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b222cd241575a12f2ccc58217db3538a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51bcec0690289983de145c2bee2a1de0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.![]() | B.1 | C.![]() | D.![]() |
您最近一年使用:0次
2023-04-21更新
|
731次组卷
|
3卷引用:河南省开封市2023届高三下学期第二次模拟考试理科数学试题
8 . 平面向量
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c81e5392190eb7aad7caac0706b1d6b.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/063228cb76e63e38627a2239868119ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71c4385ed3031466f0f2c155402a90b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8483f73141a818e549c72c5ee8cb3fbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c81e5392190eb7aad7caac0706b1d6b.png)
您最近一年使用:0次
解题方法
9 . 已知向量
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/487a853ccf14708bb997fbabd97ec318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8d8b1889f7943a0593ff18d7cbed99a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b958a367fa2f08b6202a5a6ebf5e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
2023-04-14更新
|
584次组卷
|
2卷引用:辽宁省县级重点高中联合体2023届高三二模数学试题
名校
解题方法
10 . 设向量
,
,若
与
共线,则实数x的值为___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f0047f9dc7eb33d6d34f76271d76914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa962e1b3e3540444a35a48b64d48e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/437dc907211c5934f938d869f6b19e93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
您最近一年使用:0次
2023-04-13更新
|
411次组卷
|
2卷引用:广西柳州高级中学、南宁市第三中学2023届高三联考数学(文)试题