名校
解题方法
1 . 已知平面向量
,满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fece1a97b31498ee460acaa8bd098fe7.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da237106f7b8bcf971dc843164238878.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fece1a97b31498ee460acaa8bd098fe7.png)
您最近一年使用:0次
2023-05-22更新
|
596次组卷
|
3卷引用:新疆维吾尔自治区阿勒泰地区2023届高三三模数学(理)试题
解题方法
2 . 已知平面向量
,满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6162a5016f245659468746746a69005.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a032315dcddd6981caa06a2cbe05bfb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6162a5016f245659468746746a69005.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
,
.
(1)求
;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a321112ae2829a4783f7e4a1f022183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b26b033fdd3536a1cd0768b08334c3f7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc23a04cdac6439ea170e799f1c1df5.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7309c5fd52616743ecc5a7b0d55cf72b.png)
您最近一年使用:0次
2023-05-14更新
|
687次组卷
|
6卷引用:新疆维吾尔自治区阿勒泰地区2022-2023学年高一下学期期末考试数学试题