已知向量
满足
分别是线段
的中点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062c160660228a8636bf6ca10a71ad3e.png)
______ ;若点
为
上的动点,且
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721efceb5495b22c8d3da8e0911eef86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ebc0ca5058cc10f21011114d11334aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481e426224c3a3ce9bb5a731eed81c40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fc71e889289f1f4d126e9c2ab861f22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062c160660228a8636bf6ca10a71ad3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50f2c98c84895030f3dffa92cb25ad20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/273b63fc788388fab8b4f685fdb83230.png)
更新时间:2022-12-09 23:19:47
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填空题-单空题
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适中
(0.65)
解题方法
【推荐1】设函数
,若对任意
,皆有
成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/476658d95087fb7fc3512be7a193ee85.png)
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您最近一年使用:0次
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名校
【推荐2】设直线
与函数
,
的图象分别交于P,Q两点,则|PQ|的最小值为______________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36d71f015144ffaf1faec94a259b4a06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d5ab1f6923041b7f9a4e7bb641ead4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8da32a6ba8178a0f2ca44cf4d0069b1c.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
解题方法
【推荐1】如图,△
中,延长
到
,使
,当
点在线段
上移动时,若
,则
的最大值是_______ .
![](https://img.xkw.com/dksih/QBM/2015/4/20/1572076467544064/1572076473212928/STEM/adcc7f484ba44467b3582142953916eb.png?resizew=35)
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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
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解题方法
【推荐2】在矩形
中,
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的中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/188a6f4bc099bce7d8e89e292f00e84d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6ff436f477b41184243d974f4a0b65f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481e426224c3a3ce9bb5a731eed81c40.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)
名校
解题方法
【推荐1】如图,在
中,D是
的中点,点E在边
上,
,
,
与
的交点为O.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0976b61141fb7c70efeea95c19ea35b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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您最近一年使用:0次
填空题-双空题
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(0.65)
解题方法
【推荐2】如图,在菱形ABCD中,AB=3,
,E,F分别为BC,CD上的点,
,若线段EF上存在一点M,使得![](https://staticzujuan.xkw.com/quesimg/Upload/formula/863bfcbdfedff65b3c96a08deb1169f2.png)
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
____ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acd82dceda2bf9ca99645183a06dec85.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a82ea1022711c2620a05f7af8203c3d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f130a4b48a39d9c22f1d63b5b668a5.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1】已知△
,
,
,
是
边上的中线,且
,则
的长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
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您最近一年使用:0次
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解题方法
【推荐2】在
中,已知
,P为线段AD上的一点,且满足
.若
的面积为
,
,则线段CP长度的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9941d6dacd8ccf0742471c9bda65eca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1bc1d528bdd1b5873dee595fa98377b.png)
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您最近一年使用:0次
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解题方法
【推荐3】已知平面向量
,
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您最近一年使用:0次