解题方法
1 . 在
中,
,
,设
,其中
,当
时,点Q在某线段上运动,则该线段的长度为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24ebf4df515b28c6525dd34476731186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6300806373573f97546cbf75b031e11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d74b2056b61b4e59b9d12a9263e9de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc5c0f91783c8615bb3c8686a51b093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5a8a24cc4bbdaea293644d1249a268b.png)
您最近一年使用:0次
解题方法
2 . 已知不共线向量
满足
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b7c939ee33971e038b101770a3f8c85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f25515486960b7c2b8c8e4762ad285c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
名校
3 . 已知点
,
,则
,则点
的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d12ed430d52fc0ba03785273eda3d1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/126f97ca86cef0335d80442d2ac671e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65c7700802c68042e5d5cf128c75ca75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2021-09-08更新
|
282次组卷
|
3卷引用:贵州省毕节市威宁民族中学2022-2023学年高一下学期第一次月考数学试题
名校
解题方法
4 . 已知向量
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d56158e9257a6c99af1aa82d223a91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02ac06908cf74962e97ac2f0ad7ef21c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/941217026137ba438c37a6288579c282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
2021-03-03更新
|
868次组卷
|
5卷引用:贵州省毕节市实验高级中学2020-2021学年高二上学期期中考试数学(理)试题
5 . 已知向量
,
满足
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07a1ce5559b35b59016c834ab3c7e35b.png)
__________ .
![](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/39721411c72d2e732a8a9476aaa61c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/087a639bca5c789f081a7da206100262.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07a1ce5559b35b59016c834ab3c7e35b.png)
您最近一年使用:0次