如图,已知点
和单位圆上半部分上的动点
.
(1)若
,求向量
;
(2)求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c59f0e35b7ae5206e45878934482b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bfe4da6f357e55927d25d9d27ea8717.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f68628a408537b1cf3bf1ca2a69731b6.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43f8f3928d6004e17c7d5f117c9fa393.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/15/8e0f6d3a-8043-411c-99fa-3a049f0c8913.png?resizew=162)
12-13高一上·海南·期末 查看更多[5]
(已下线)2011—2012学年海南省海南中学高一第一学期期终考试数学试卷(已下线)2011-2012学年山西大学附中高一第二学期期中考试数学试卷(已下线)2011-2012学年山东省济宁市梁山一中高一下学期期中数学试卷(已下线)2011-2012学年浙江省杭州市西湖高中高一5月月考数学试卷(已下线)2015届广东省广州市第六中学高三上学期第一次质量检测文科数学试卷
更新时间:2016-12-01 21:32:18
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【推荐2】已知函数
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