名校
解题方法
1 . 在直角梯形
中,
,
,
,
为
边上中点,则
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9060f03b9ee41d70d135b1e1a8902ce9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a98c8e36238ad90378e724466fcb6023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b75629a0e94f8c09fb966872c9d10461.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acdecf2fe8f7fc541a40c0dc473a8110.png)
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解题方法
2 . 已知
.
(1)求
的坐标;
(2)
为何值时,
与
共线.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89d3fc72d4a0fb653ec4d58089d5e188.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83c5803cc8c05849028a57c4bd4ee72.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b0d6f45010a54e0bfa0b48c90376ebb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83c5803cc8c05849028a57c4bd4ee72.png)
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3 . 已知函数
的最大值为1.
(1)求函数的最小正周期及实数
的值
(2)若将
的图象向左平移
个长度单位,得到函数
的图像,求函数
在区间
上的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64bc904441143378c0ac25c39eedb902.png)
(1)求函数的最小正周期及实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
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解题方法
4 . 已知向量
,
满足
,
,
对
恒成立,若
,则
,
夹角的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29276b43a2950ed71f0f9629a35dfa74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/404067afb19bd74f447a6c0c832af1da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8647b2560180ba3e14bc06b43b218611.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf039c46a25e331446c6ee1e9af3c82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4642145906da772cd3dfcd0d07a33275.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
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5 . 如图,在
中,已知
,
,
,
,
,AM,BN相交于点P.设
,
.
,
表示
;
(2)求
,
夹角
的余弦值.
![](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/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b57fdd2a3642716fcf5100011eb3ec88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f5bfe10c2b3ce7f103f0e21d9a7c372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acb709a36f14162706225313b154704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3adc4ed291596abf3bb93ae7a075d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cc03a3ba496faee748a8d63e5d4fa92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350f162ee9aa08f4c9779481a5ef1025.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe6d728b430549f00bb9c0a7bf8bf7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350f162ee9aa08f4c9779481a5ef1025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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6 . 已知函数
.
(1)求
的值;
(2)在
中,若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9109d1089013d539b1f92dd063cc467.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b87f4ef298bdeebf59a0d850aff72c.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3b733bc51f2ae49cea5bd07a863a2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93a5801e8be81aae66c47cc058fe370c.png)
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7 . 设
,
(其中
),下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19219deade70405fbf5ae78ff8d4d7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8404b5c0251c95bf62f52bb6793bba3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b386858d26d58f74dffbf50385fb887.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.存在![]() ![]() |
D.![]() |
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8 . 已知
,
,其中
,函数
的最小正周期为
.
(1)求函数
的单调递增区间;
(2)若关于x的不等式
在
内恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa8870cfd39808552855b066fb5dd33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e3bd989d95eaa582100d4debf3d861.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5504e37166fd3d3fc6483347c02a60fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbe49d55f45cb8ff7bf8c27b2ab07bf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
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解题方法
9 . 已知
,向量
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/3/8f20649d-265c-46ad-b24e-6ab8875a5a40.png?resizew=159)
(1)如图,若四边形OACB为平行四边形,求点C的坐标;
(2)若点P为线段AB的靠近点B的三等分点,求点P的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b62194097ac66a5093c57fca2f5b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67695fc0fa4a7fd9bfcf50374faf1c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ba7fd64a5fcabbf1eb7495d3f274b3a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/3/8f20649d-265c-46ad-b24e-6ab8875a5a40.png?resizew=159)
(1)如图,若四边形OACB为平行四边形,求点C的坐标;
(2)若点P为线段AB的靠近点B的三等分点,求点P的坐标.
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10卷引用:广西桂林市平乐县平乐中学2022-2023学年高一下学期期中考试数学试题
广西桂林市平乐县平乐中学2022-2023学年高一下学期期中考试数学试题四川省成都市第七中学2022-2023学年高一下学期期中考试数学试题四川省德阳市德阳中学校2022-2023学年高一下学期5月月考数学试题(已下线)模块二 专题2 《平面向量》单元检测篇 A基础卷 (北师大版)(已下线)模块二 《平面向量》单元检测篇 A基础卷 (人教A)安徽省合肥市第七中学2022-2023学年高一下学期第二次单元检测(月考)数学试题(已下线)模块二 专题1 《平面向量》单元检测篇 A基础卷 (苏教版)广东省深圳市南方科技大学附属中学2022-2023学年高二下学期期中数学试题(已下线)第03讲 平面向量基本定理及坐标表示-【寒假预科讲义】(人教A版2019必修第一册)北京市中国农业大学附属中学2023-2024学年高一下学期3月月考数学试题
10 . 下面给出的关系式中,正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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