名校
解题方法
1 . 在△ABC中,点D满足
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a53da65c14e9ab0ee6351377136e916.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74f92aef16f5f17f7613e92f34c38e82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
您最近一年使用:0次
2021-08-14更新
|
785次组卷
|
5卷引用:辽宁省辽河油田第二高级中学2021-2022学年高二上学期开学考试数学试题
名校
2 . 在
中,
、
、
分别是角
、
、
的对边,若
,
为
的中点,且
,则
的最大值是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3423891a999ecc554436b6e38a444ad2.png)
![](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/5564681937f41e1489d69b20a71f9222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980ab4deb9e7f2bc9288787f5243a4d2.png)
您最近一年使用:0次
2019-03-07更新
|
1247次组卷
|
3卷引用:2020届辽宁省锦州市渤大附中、育明高中高三下学期开学摸底考试数学(文)试题
解题方法
3 . 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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78002bca853929365a3f58082f3e7637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa34c248278e824a8dacb824fe496cc.png)
![](https://img.xkw.com/dksih/QBM/2015/4/20/1572076467544064/1572076473212928/STEM/baaf1c6689e849989c59b7244245bb5d.png?resizew=63)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/26/c54fbce7-47d2-4acc-a4a7-d0b46b03c7c4.png?resizew=192)
您最近一年使用:0次
2016-12-03更新
|
1025次组卷
|
5卷引用:辽宁省营口市2022-2023学年高一下学期开学考试数学试题
辽宁省营口市2022-2023学年高一下学期开学考试数学试题辽宁省营口市2022-2023学年高一上学期期末教学质量监测数学试题2015届江苏省常州市武进区高三上学期期中考试理科数学试卷人教A版(2019) 必修第二册 突围者 第六章 第二节 课时2向量的数乘运算(已下线)6.2.3 向量的数乘运算(分层练习)-2020-2021学年高一数学新教材配套练习(人教A版2019必修第二册)