名校
解题方法
1 . 平面内给定三个向量
.
求满足
的实数
;
设
,满足
.且
,求向量
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c012d80a45b9611e5aee5d73fda4c07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf6c84731e5e1bd335ecfc2d36c3d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/527e4c6d866c307c3cbbe89634987e6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f53190d6ead827a6338b9de847aeaf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0541d9d039a2654d4fdaa5f2d62da73d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/476a6399f5a5046a8296cb0385646c45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/332df6ac50facaafdfa30bc3e14fdfdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358d896d9eab84c6695ddc25196e6857.png)
您最近一年使用:0次
2020-02-06更新
|
1406次组卷
|
3卷引用:山东省日照市日照实验高级中学2019-2020学年高一上学期期末数学试题
解题方法
2 . 向量
,
,
在正方形网格(每个小正方形的边长为1)中的位置如图所示,若向量
与
共线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ee4b5aa7e9133e4ca383b2e7d7fad5c.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a202857500b73bfc9db59b990363d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ee4b5aa7e9133e4ca383b2e7d7fad5c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/2/ac9ed7d6-695f-417a-ac5e-2142502d889b.png?resizew=129)
您最近一年使用:0次
名校
3 . 已知向量
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c0bf527ebaa13e30131667767ebeca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d76ee2e81f447f84a3e0b39c0388ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e4cb770a5c118590e6b973be7510fe.png)
A.2 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-03-11更新
|
327次组卷
|
2卷引用:山东省菏泽市东明县第一中学2018-2019学年高一下学期期末数学试题
4 . 已知
,
,
,
.
.
(1)
,求x的值;
(2)是否存在实数k,使得
?若存在求出k的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac15b194114537a9f02b8c2cbcc3795.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba19ec0c9afd082a73ed8b38c50eebe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/390a66420f2d40d26fa7e0817ecab04b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3277a75d07b9d78c33a351c531a873f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7957df856053a19a6a450ff3a577f9f1.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6cdc15450ae96afc4cd4378d3b5a779.png)
(2)是否存在实数k,使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047579df6b29fe0d31117a82fda182b7.png)
您最近一年使用:0次
解题方法
5 . 已知向量
,
,
.
(1)若
,求
的值;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d16e956ea2960ac57fab07ed4d04ab04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8e3cd770a674183677af55cec363328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec061667fffe477fba94d8bb74aeb8b6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fde8e39a2679babf24eb124ddda20ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f59665c0eeeb07aba159098a0b10bd4a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc3bcd990d4f63182dee658872005cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dcadd1781ee9177e9bc76ce48afdd0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
名校
6 . 在平面直角坐标系
中,已知点
,
,
.
(Ⅰ)求
的坐标及
;
(Ⅱ)当实数
为何值时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9c730266ecf448c14608e24d37b986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d3bfa155ad67018da4d65815c5e5b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f87cae2228b72a1ec635860203496967.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe35c91649a5bea2518387a2b36e0c0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5639d8ad3f09809ac6b1a39160a0a0ae.png)
(Ⅱ)当实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ded145703c0ef7710ecad0bb7b984ce.png)
您最近一年使用:0次
2019-10-21更新
|
383次组卷
|
2卷引用:山东省济宁市微山县2018-2019学年高一下学期期末数学试题
名校
7 . 已知向量
,
.
(1)设
,求
的单调递增区间;
(2)若
,向量
与
共线,且
为第二象限角,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aa921b077cbbff08107c722611964a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30e0ce6eb1a644849c803766651a6af.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc1525aee9019a25cf71dc6054ec1ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9b58102160afb5a98423432c29f754e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bca35e52b8430246a1cf96e9e617cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1669d094b7eaa23544db2e3b85d766a.png)
您最近一年使用:0次
2019-10-05更新
|
143次组卷
|
2卷引用:山东省临沂市罗庄区2018-2019学年高一下学期期末数学试题
解题方法
8 . 在锐角
中,
分别是角
所对的边,已知
,且
//
.
(1)求角
的大小;
(2)记
,求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ae950ee9b2d6db74a535956548bb6f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4478fcaef66e8a6a96925ce12d0f8e8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c5186ca272d0cbf0ee500e4a1dce008.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f61895b8382156ce1df0825171f7afc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b2b9f4a56eddb8729daedaa14205852.png)
您最近一年使用:0次
9 . 在平面直角坐标系
中,已知点
.
(1)求以线段
为邻边的平行四边形的两条对角线的长;
(2)当
为何值时,
与
垂直;
(3)当
为何值时,
与
平行.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a2d1ca22054c044b990d50107d2c8e.png)
(1)求以线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bca6d58dbc8574a45d093583a515348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20ec3efaa6b6ff5769e8999df5714a9.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a1279c43ada7521e204660a6226b91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aecd1478275e20deaff8db1f8e2fd818.png)
您最近一年使用:0次
解题方法
10 . 在直角坐标
平面内,已知点
,直线
,
为平面上的动点,过
作直线
的垂线,垂足为点
,且
.
(1)求动点
的轨迹
的方程;
(2)过点
的直线交轨迹
于
两点,交直线
于点
,已知
,试判断
是否为定值?若是,求出该定值;若不是,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63309dbc3612815f6dbdee23d9a10adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b556b1a9944719cf423e90f8df16c773.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53c93c1d783f44d0ec7daab2916561b.png)
(1)求动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea81cb7781a51737e7c53260915efdd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febf7413b35cf2889fdb57a6b519087c.png)
您最近一年使用:0次
2017-03-03更新
|
328次组卷
|
2卷引用:2016-2017学年山东省烟台市高二上学期期末考试数学(文)试卷