名校
解题方法
1 . 在平行四边形
中,点
分别在边
上,且满足
,
,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c4f0ec65ae005094ef1c0af191c482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a34a1a0354e836d4c88eeb7d2589283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af3c8eb411ca8ed1c8a57232daddc0e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fa50cf4215a3115c83a2c67196778cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cb14a5e2ff9c6b4f9a5de2ce28ec722.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d16049a993a933696cf16fed3b6d3324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2f7ae09399d99a10c18499fe7990a2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1745e89e942a6b9fde356ea7202a50e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c4f0ec65ae005094ef1c0af191c482.png)
A.![]() | B.0 | C.![]() | D.7 |
您最近一年使用:0次
2018-06-18更新
|
652次组卷
|
8卷引用:贵州省遵义市第三中学2020-2021学年高一下学期半期(期中)数学试题
贵州省遵义市第三中学2020-2021学年高一下学期半期(期中)数学试题【全国百强校】贵州省遵义航天高级中学2017-2018学年高二下学期第三次月考数学(理)试题2017届湖北省武汉市武昌区高三1月调研考试文数试卷湖北省浠水县实验高级中学2017届高三数学(文)测试题(2017年1月16日)(已下线)《2018届优生-百日闯关系列》数学专题四 专题四第五关陕西省西北工业大学附中2019-2020学年高一下学期3月网上测试数学试题陕西省西安市高新一中2019-2020学年高一下学期3月网课学习第一次阶段性质量检测数学试题湖南省湘潭一中、双峰一中,邵东一中2019-2020学年高二下学期联考数学试题
名校
解题方法
2 . 设向量
,
,若
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da62e6e2acaaabeec343282944f0e95f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d671361fb0c974c5028582c766d021.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70facc9bc02af0867d248407bd317c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-10-19更新
|
352次组卷
|
4卷引用:贵州省凯里市第一中学2020-2021学年高二上学期期末考试数学(理)试题
3 . 设平面向量
,
,若
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2f242f038195884ef098a99a274a1a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44bd92457a1807a6672738244e6f4153.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89879d3524590fe7d253b6e3086de649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2019-08-23更新
|
475次组卷
|
2卷引用:北京师范大学遵义附属学校2020-2021学年高一下学期第一次月考数学试题
解题方法
4 . 在平行四边形
中,
,
分别是边
,
上的两点,且
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2964b9f8eb74f2c1c4c48b4502cfaf5.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff83ce1a2d686d750bb10a96362fbe24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba4d5e49091e85af01a675bd31ea81a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4af3590fbd689b9876816bbf39123f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2964b9f8eb74f2c1c4c48b4502cfaf5.png)
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2021-02-06更新
|
170次组卷
|
3卷引用:贵州省龙里县九八五实验学校2020-2021学年高一上学期期末质量检测数学试题
名校
5 . 如图,在
中,
为线段
的中点,
依次为线段
从上至下的3个四等分点,若
,则
![](https://img.xkw.com/dksih/QBM/2017/9/22/1779463188201472/1779555045171200/STEM/c7962c8a5e884c6887533b99058cb583.png?resizew=121)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b199a99e53d67ff4abf233930961a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cb0e79758651fe7da3272027196ed2f.png)
![](https://img.xkw.com/dksih/QBM/2017/9/22/1779463188201472/1779555045171200/STEM/c7962c8a5e884c6887533b99058cb583.png?resizew=121)
A.点![]() ![]() | B.点![]() ![]() |
C.点![]() ![]() | D.点![]() ![]() |
您最近一年使用:0次
2017-09-02更新
|
419次组卷
|
6卷引用:度贵州省遵义市务川县汇佳中学2020~2021学年秋季学期高一数学期末考试试题
6 . 已知平面向量
,
,若
,则
=__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1df85c2d82a4c08bb65fe531730e3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/336e0f319187481f73440a5a065d29c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a70d446e6fc756806938596817fd1bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89b1556bb6b2284919fab2b00dccecba.png)
您最近一年使用:0次