名校
解题方法
1 . 已知函数
(
,
,
)的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/8/7065d798-eebd-4cc1-8edd-0ce3311cd2a4.png?resizew=153)
(1)求
的解析式:
(2)求
的单调递增区间;
(3)若将
的图象向右平移
个单位,再向上平移1个单位得到
的图象,当
时,求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3653615dab28b5ca06b60cbec5a9df1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e1734dcc7697235124fbaba4ba6033.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/8/7065d798-eebd-4cc1-8edd-0ce3311cd2a4.png?resizew=153)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(3)若将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c31a8b7f6d3b664b2c9bae09c3a6f884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
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2024-06-03更新
|
1173次组卷
|
2卷引用:广东省江门市鹤山市鹤华中学2023-2024学年高一下学期期中考试数学试题
名校
解题方法
2 . 已知向量
满足
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d840607a5e9fb9a63119de449e134e2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29276b43a2950ed71f0f9629a35dfa74.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-06-01更新
|
318次组卷
|
3卷引用:广东省广州科学城中学2023-2024学年高一下学期期中检测数学试题
名校
解题方法
3 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4817160a573c2d2c8244b461dc0f028b.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521eaeab4bb6572bd5d8fe8ec27851a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4817160a573c2d2c8244b461dc0f028b.png)
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名校
解题方法
4 . 如图,设
是平面内相交成
角的两条数轴,
,
分别是与
轴、
轴正方向同向的单位向量.若向量
,则把有序数对
叫做向量
在坐标系
中的坐标.设
.
的模长;
(2)若
,
,有同学认为“
”的充要条件是“
”,你认为是否正确?若正确,请给出证明,若不正确,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46c092d69df76faf1e2133dc96b466ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0411792b587ddd3e04440392f011c224.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b95d660852c5226ff65a21cfb36b8b39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5253a9a71037d60059b60237824193b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d9aa1d34d66a6876aa0566c8fc8b0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91174b2336306191ba275a87864172b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a9e1eb4c3226489d1344321b10b7de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d63170600a805dd2b82b9cd1fccc5544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91174b2336306191ba275a87864172b7.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75c6df0e911ac8dcc3fdfe1748871d33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98f68028c7d5a33d52a206bfa03f0ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4876efa91f38d11ce12fed2e1fbf2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da3ff6f17be99ec311610efa08ba002.png)
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名校
解题方法
5 . (1)已知
,
,求
的值.
(2)设
为正实数,已知
,
求①
的值;②
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f466e61b61cb3bacc0836062f810e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/414ab182e9a30cdab79d1d08124c7400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae8aaf830ba8ed8a772923d908ee966e.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e291b29e8a914334eabe4c3d7e21ad9.png)
求①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9ba4f4450d63609ad3665858d35d82e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c6a696b4e52c75848d7b02ea3d31ee.png)
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6 . 已知扇形的圆心角为2弧度,其弧长为8m,则该扇形的面积为( )
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
7 . 已知
,
是两个不共线的向量
,
,若
与
共线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45f2b1408644b6ab804d0e0205297f54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a13680f71c5f27aeff1e2f8e60739a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867524a2deaa0a9972d84a74a4d7efb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc6733d11c1d816fab1026a3c5b9717b.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/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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2024-05-29更新
|
309次组卷
|
13卷引用:广东省江门市新会第一中学2023-2024学年高一下学期期中考试数学试题
广东省江门市新会第一中学2023-2024学年高一下学期期中考试数学试题河北省沧州市沧县中学等校2023-2024学年高一下学期3月联考数学试题河北省承德市承德县第一中学等校2023-2024学年高一下学期3月联考数学试题河北省保定市定州中学2023-2024学年高一下学期3月月考数学试题河北省保定市定州市第二中学2023-2024学年高一下学期3月月考数学试题山东省泰安市泰山国际学校2023-2024学年高一下学期3月月考数学试题河北省石家庄市第十五中学2023-2024学年高一下学期第一次月考数学试题陕西省西安市浐灞第二中学2023-2024学年高一下学期第一次月考检测(3月)数学试卷福建省部分优质高中2023-2024学年高一下学期期中质量检测数学试题北京市陈经纶中学2023-2024学年高一下学期期中练习数学试卷(已下线)第二章平面向量及其应用章末十六种常考题型归类(1)-【帮课堂】(北师大版2019必修第二册)河北省石家庄二十四中2023-2024学年高一下学期期中数学试题云南省昆明市官渡区第一中学2023-2024学年高一下学期5月期中数学试题
名校
解题方法
8 . 已知
,
,若
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0999d0e0e9e22f106ef579843f87188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99204cc0147faef5556ac86e805ce74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03481e6a73207be03fdbc1f8e9965b37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.2 | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-29更新
|
341次组卷
|
2卷引用:广东省东莞市东莞中学2023-2024学年高一下学期第一次段考数学试题
9 . 人脸识别就是利用计算机分析人脸视频或者图像,并从中提取出有效的识别信息,最终判别人脸对象的身份.在人脸识别中为了检测样本之间的相似度主要应用距离的测试,常用的测量距离的方式有曼哈顿距离和余弦距离.已知二维空间两个点
、
,则其曼哈顿距离为
,余弦相似度为
,余弦距离为
.已知
,
、
、
、
,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844ff0a8d04f677ed4b62cbe469a2d14.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c913b3abbf53d81fcf25bf83d4ae3756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6bd2c8662cceaf088a950cba5913456.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef2376fa0549e6fae46bae54d6ace942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e28a96ee1e62b7fbc1fb0257ad0deeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a15405a264f0f2ca50fe3b423be7512.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0159c58f814125e55bb888d906e6697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b67d67c9d32e76d5f4172a470232a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/360e05161aad124e6c133dc9e97f88f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd2674af81793d6703e457b954c79ee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30e8da79f5c6ec3b6401e03f27141e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844ff0a8d04f677ed4b62cbe469a2d14.png)
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名校
解题方法
10 . 已知
,且
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce86a9b5b4401c1b43ae52333e19b2c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a077ceccea768ed3c664d38d55242fbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/352acb335b779cc57ea1c3cd6a8d3f4d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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