题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061433-76778.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061434-45622.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061434-51539.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061434-27167.jpg)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061434-90084.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061435-32808.jpg)
核心考点
试题【已知A(3,),O为原点,点P(x,y)的坐标满足,则取最大值时点P的坐标是_____】;主要考察你对平面向量数量积的意义等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061428-29411.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061429-16545.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061420-81533.png)
(1)若
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061421-51606.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061421-55955.png)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061421-83206.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061421-28247.png)
(3)设
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061422-71183.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061422-25080.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061422-39877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061414-97491.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061414-92888.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061415-65256.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061415-86787.png)
(1)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061415-45868.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061414-92888.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061415-58813.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061409-74228.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061409-11143.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061410-90274.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061410-39991.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061410-23575.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061405-92008.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061405-75561.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061405-84699.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104061406-62099.png)
A.2 | B.4 | C.6 | D.12 |
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