名校
解题方法
1 . 在矩形
中,
是平面
内的一点,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dbb2f620a5bb5445d6a318c934a2126.png)
______ ;
是平面
内的动点,且
,若
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13b1c0c798692b68a9d53be6be99e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba4a0cfb7af93a6c539cf7585daf4cd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dbb2f620a5bb5445d6a318c934a2126.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/001f1c966d5d4225768bba8175edb51a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d61f98f7418eda31a1d7c457e3841c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f431df16810db441cb634724bcc344b0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/27/6dc4eed2-703d-4959-a852-d2b79463785a.png?resizew=150)
您最近一年使用:0次
2022-11-26更新
|
879次组卷
|
3卷引用:天津市部分学校2023-2024学年高三下学期第一次质量调查数学试卷
解题方法
2 . 设点
在直线
上,点A在直线
外,且
,
,
,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57347a69920bc0db9e652a9141091ff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ab2c15892ee1f4f5b5c218437e20afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19e54071a8df06f3b7ca62cb99c1c9d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c923e84cab4d841a72b15993cf8a2a.png)
您最近一年使用:0次
2022-07-25更新
|
496次组卷
|
2卷引用:天津市津衡高级中学2023-2024学年高一下学期第一次(3月)质量检测数学试题
名校
解题方法
3 . 如图,在
中,
,
,
,D是边
上一点,且
.若
,记
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
___________ ;若点P满足
与
共线,
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a96fd5c137199d2d8e89ce2d7f70c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff400c098ae6bf6abd24651a5a21114e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87f3ae544bbe5b8164606df94436d0c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d2ea27b1376c793101f14e903d90269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/471ac0f42d01c6d6e094b63628586e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304a7f07db2ec637baadf8f0ab91c85c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ef56043d63ed9d00fe098b9a9fdc7af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d74050871d493c41ccbb993be2eceb0.png)
您最近一年使用:0次
4 . 设直线
和圆
相交于
两点.若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b33150857d6f3661e24455d518ab69e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56dfa62e8f0c7126c5591b42467f601a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f63da06737288eea5e2a56b5b507179f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
您最近一年使用:0次