1 . 已知函数
,
,
,若________.条件①
关于直线
对称;②
向右平移
个单位,再向下平移
个单位得到的函数为奇函数,请写出你选择的条件,并求当
时,方程
根的和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7d8aab895df660eadbed24b65bd5dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1e4ac856b7ac1c163cced5db3f2b219.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83b795f5bca9074a486bf81b06326f25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a588de02d8a8e43ac3cca2a19e41b2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d5d063fe579d2329305d0718da38e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dee76dc16072e3c8e22feb062c6922c5.png)
您最近一年使用:0次
2023高三·全国·专题练习
2 . (1)求函数
的最大值和最小值;
(2)求函数
的值域;
(3)求函数
的值域;
(4)已知
,求
的最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549bd030dd3f5fe98d330f5d265bbd07.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea353ff49f95d48256a5615d3feb13e2.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f58abc07e52de18a654f855f9137f968.png)
(4)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/755867af63c4d908b84f4bbd6559c158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f0d9bbad6c06a097537f9d825d339d.png)
您最近一年使用:0次
解题方法
3 . 在
中,
的中点为
,把
绕
旋转一周,得到一个旋转体.
(1)求旋转体的体积;
(2)设从
点出发绕旋转体一周到达
点的最近路程为
,探究
与
的大小,并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226fdcba5527912ee7d4c32eb74d7245.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(1)求旋转体的体积;
(2)设从
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6682956839817dd487ede5cbfc50f710.png)
您最近一年使用:0次
2023高三·全国·专题练习
解题方法
4 . 如图,足球门框的长
为
,设足球为一点
,足球与
,
连线所成的角为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/5/7047088d-a8b3-4bd5-9cc7-dd86cf558713.png?resizew=195)
(1)若队员射门训练时,射门角度
,求足球所在弧线的方程;
(2)已知点
到直线
的距离为
,到直线
的垂直平分线的距离为
,若教练员要求队员,当足球运至距离点
为
处的一点时射门,问射门角度
最大可为多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23ca8554d115ba7b0b7d06d98148f14c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/8b40aa8d2482d698ebef69cf225f99f8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/5/7047088d-a8b3-4bd5-9cc7-dd86cf558713.png?resizew=195)
(1)若队员射门训练时,射门角度
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c96cb3ac8290e09c55d4eb336a8608.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/311ce164d7dc6f13f11b9a45989c09dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b702a991d4710fcb416a2436d87c99c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f687235bb361af7eb8f6bc37691d23ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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5 . 如图,某巡逻艇在A处发现正东方向30海里的B处有一艘走私船正沿东偏北
(
)的方向直线行驶,巡逻艇立即以走私船2倍的速度沿东偏北
(
)的方向直线追去,并在F处拦截.若点F在警戒水域
内(包含边界),则为安全拦截,否则为警戒拦截.已知B为
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/21/69295a2e-e465-469d-9e48-aa97dddb67e1.png?resizew=216)
(1)若
,求
;
(2)若对任意的
都可以通过调整
的大小来实现安全拦截,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45c89d1cb5a4f758539bdda2e31fa94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bc282dae4ac9132196ac5d13f63b901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b9d54cbbf601f4583659771eb534997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/21/69295a2e-e465-469d-9e48-aa97dddb67e1.png?resizew=216)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78a40d2cf43fce0c99dff3470d554eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
您最近一年使用:0次
2023-04-20更新
|
283次组卷
|
3卷引用: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
名校
解题方法
6 . 某公园有一块矩形空地ABCD,其中
,
百米,
百米.为迎接“五一”观光游,欲从边界AD上的中点P处开始修建观赏小径PM,PN,MN,其中M,N分别在边界AB,CD上,小径PM与PN相互垂直,区域PMA和区域PND内种植绣球花,区域PMN内种植玫瑰花,区域BMNC内种植杜鹃花.设
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/7fcfc667-9835-427e-a85d-20ccdfb81366.png?resizew=159)
(1)设种植绣球花的区域的面积为S,试将S表示为关于
的函数,并求其取值范围;
(2)为了节省建造成本,公园负责人要求观赏小径的长度之和(即
的周长l)最小.试分析当
为何值时,
的周长l最小,并求出其最小值,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080db3af81b29ed10144a1c2e2a4fb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68b40d0d2f3cdd8981bb792ad87efb42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff04d6bd71917563cbd1f967d50465cc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/7fcfc667-9835-427e-a85d-20ccdfb81366.png?resizew=159)
(1)设种植绣球花的区域的面积为S,试将S表示为关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)为了节省建造成本,公园负责人要求观赏小径的长度之和(即
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
您最近一年使用:0次
2023-04-15更新
|
634次组卷
|
3卷引用:山东省青岛市胶南市第九中学2023-2024学年高二上学期期初考试数学试题
7 . 在锐角
中,内角
,
,
的对边分别为
,
,
,且
.
(1)求角
的大小;
(2)若
,
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cb4f9f523c2a1463df26fb5c5269912.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f70e94b27cd31f331b49614c0a45b58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
8 . 如图,平面上,
,
两点间距离为
,
为
的中点,现一动点
,它在运动过程中始终保持到
点的距离比到
点的距离大2(
共面),请建立适当的平面直角坐标系.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/25/bda65d9d-b882-42e1-9fb5-e6c0279c84e0.png?resizew=122)
(1)求出动点
运动的轨迹方程;
(2)当
的面积为
时,在
内画一个圆,求可画出圆的最大面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f24ae41972354edae37b12b5a8d43e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/25/bda65d9d-b882-42e1-9fb5-e6c0279c84e0.png?resizew=122)
(1)求出动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a46fd58e40935064129c4676ec310791.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
您最近一年使用:0次
名校
解题方法
9 . 如图,P为半圆(AB为直径)上一动点,
,
,记
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/28/13f41dd8-dfc7-4bd2-92b8-a91fea57ec06.png?resizew=138)
(1)当
时,求OP的长;
(2)当
面积最大时,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50bf7d7fa347c09dedde116bb787a3c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8db5e90d59e2f4f4663c2ed16d3a184f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/28/13f41dd8-dfc7-4bd2-92b8-a91fea57ec06.png?resizew=138)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2212c19e55001b3cd6c7c656edeae538.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d0151288363337e743d5796b952473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
2023-02-23更新
|
1098次组卷
|
6卷引用:湖南省长沙市雅礼教育集团2022-2023学年高二下学期期中数学试题
解题方法
10 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e7d5598681a9481d08ed40caad668a.png)
(1)求
的值;
(2)若
,且
,再从下面①②③中选取一个作为条件,求
的值.①函数的一个对称中心为
;②函数图象过点
;③两条相邻对称轴间的距离为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e7d5598681a9481d08ed40caad668a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74527bd0daaa2a4200ef012bb895bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1a8d8e21d56724f0a6a80ed1858ced1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f00e4288d2c50e42059324474421d644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e738bce4fa92616b5be79e7c605d8547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b94d08961e382618ba9ab92e5cb35cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
您最近一年使用:0次
2023-02-18更新
|
523次组卷
|
3卷引用:浙江省杭州市八区县2022-2023学年高二上学期期末数学试题