名校
解题方法
1 . 如图,在平行四边形
中,
,
,
与
相交于点
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65ffd55c82f2fad470f042ed472421a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d29fe21f3e58b359cc9857f7136fabc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72972b4b2977284837acbbdbdf460ebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/30/5e27e8f1-6d04-485a-92da-e87ce3183173.png?resizew=186)
您最近一年使用:0次
2020-02-10更新
|
347次组卷
|
2卷引用:湖南师范大学附属中学2020-2021学年高一上学期阶段性测试数学试题
名校
2 . 在平行四边形ABCD中,E为线段CD的中点,
,
,其中
,且均不为0.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd88c52ee21f07b7dad1a351e54b3ba5.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68518e208f3db53e37c265f4943919d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a330b6de38b7ef2933726d717b2b6d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ab4b75fa22deba7fcbcdcb31dd45b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0440f82f1344e0c04ebc467e871a409.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd88c52ee21f07b7dad1a351e54b3ba5.png)
您最近一年使用:0次
2020-12-01更新
|
318次组卷
|
2卷引用:湖南省衡阳市船山英文学校2020-2021学年高三上学期大联考数学试题
解题方法
3 . 如图,向量
,
,
的起点与终点均在正方形网格的格点上,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2868a9fe011f56a80c9d1a8ee4604d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36fe4e713c108e118522a99ecd683924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0af18326eda1ac67381c8047f2225030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/30/55c510ad-0966-4496-9d24-57423fe198e9.png?resizew=242)
您最近一年使用:0次
4 . 已知
为坐标原点,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd34637ea6109e37753f9fbf7102e31.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4db6f7f7202bbecd07a50d5f2a84ed6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e06aa87fe822e06e78f86732c2ae202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd34637ea6109e37753f9fbf7102e31.png)
您最近一年使用:0次
名校
5 . 已知在三角形ABC中,∠ACB=60°,AC=2,BC=4,点E是AB的中点,点F是BC的中点, 则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/539b013992a4d93027d93c2cd9325f55.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/539b013992a4d93027d93c2cd9325f55.png)
您最近一年使用:0次
名校
6 . 已知向量
,
,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7538b90620b7de90d77f4524bbe7ab5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c003c0c612a9b74dc692d9d4f030af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b89e7ff008dea7530bdc4ea5b6419d.png)
您最近一年使用:0次
2020-11-05更新
|
272次组卷
|
3卷引用:湖南省衡阳市第二十六中学2023-2024学年高一下学期第一次月考数学试题
7 . 在
中,
,
是线段
上一点,若
,则实数
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cafe38a602e4f28b83249a07f9a506d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca9aaea49cc1f26e8434bce51307876e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2020-02-22更新
|
284次组卷
|
2卷引用:2019届湖南省长沙市第一中学高三第四次月考数学(理)试题
解题方法
8 . 已知
,
.若
,
,
三点共线,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
___________ 。
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e66ad157f70d973a59543663834e88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21ee1004e420964a7fc617b2f194690f.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/dd707b69a11f8de5566f23c1a2a9ff5a.png)
您最近一年使用:0次
9 . 若向量
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7a8a071a58168a13919329f1466b597.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bedb56850be6b61ffd7da402afa923eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acfc6849eae9223fa7f8e91abe1eb0ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7a8a071a58168a13919329f1466b597.png)
您最近一年使用:0次
名校
10 . 已知
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d43447a6eb9547ba5435e5d31bebf781.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1052ff143b54c7a2be1477c5b06fd0b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4747c9d80ccfa1a07338d9e3626ae87e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ac384dd059e9d0c5a29f3b26d2ae29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d43447a6eb9547ba5435e5d31bebf781.png)
您最近一年使用:0次
2021-09-04更新
|
174次组卷
|
3卷引用:湖南省常德市2020-2021学年高一下学期排位检测数学试题