在
中,点
满足
,过点
的直线与
,
所在的直线分别交于点
,
,若
,
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e704292d4c8eef9ff9a634959d95e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3abd34df1150309cb07ac490e493abf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd63c1b2b44374c2886a4651ccc53779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febf7413b35cf2889fdb57a6b519087c.png)
![](https://img.xkw.com/dksih/QBM/2021/3/20/2682145962926080/2685620727635968/STEM/138838b8-5f34-4f76-8528-96664f6e3704.png?resizew=254)
更新时间:2021-03-25 18:52:16
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适中
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【推荐1】如图,
所在平面内的两点
满足
.若
是线段
的两个三等分点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd989ddfbed4a6aa18ea57734522153.png)
______ ;
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名校
解题方法
【推荐2】如图,A、B分别是射线
上的两点,给出下列向量:①
;②
;③
;④
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填空题-单空题
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适中
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解题方法
【推荐1】已知
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
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您最近一年使用:0次
填空题-单空题
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适中
(0.65)
【推荐2】已知向量
,
,若
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cf9e2770e8e5455191ea7d942bf7751.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/795a667662f34ad70efd097b11f9bdb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dced91de1b8c38aa95ffee0e5dc202.png)
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