名校
1 . 已知函数
,则“
在
存在最大值点”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0c5a4d4410e695775a9e9d72031739.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fed440b9f974492068a68203e5029f98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dcee772e6187ac31d7f8d69b0487000.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
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2 . 已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/16/d83d9d77-5d48-4efc-918f-dcaff569b882.png?resizew=169)
(1)求函数
的解析式:
(2)求函数
在
的单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c58e570d26bf4cc227fabf1ab41d7742.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/16/d83d9d77-5d48-4efc-918f-dcaff569b882.png?resizew=169)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55cfcbb5c5950e18a8452b38bb17036.png)
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解题方法
3 . 已知函数
的定义域为
,则函数
的定义域为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28bf7b57f63790c8c048705e6fc36b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68b7d48b277bda957f3094ac420dc56d.png)
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解题方法
4 . 已知函数
的最小正周期为
,写出满足“将函数
的图象向左平移
个单位后为奇函数”的
的一个值______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb4e21f20f6d485326586116c17aa55b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aeb076bad84890e24dbdc945ad543cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
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解题方法
5 . 如图,在平面直角坐标系中,锐角
的终边分别与单位圆交于
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/16/623b6ccf-4b5a-43ce-9911-89c8ca3b010c.png?resizew=168)
(1)如果
,
点的横坐标为
,求
的值;
(2)设
的终边与单位圆交于
均与
轴垂直,垂足分别为
,求证:以线段
的长为三条边长能构成三角形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc14778010a33f90902ff17b1ec0ac73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/16/623b6ccf-4b5a-43ce-9911-89c8ca3b010c.png?resizew=168)
(1)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aeb448d0392a08f89781e63b49cd3da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/954795d1842974a705f9468f3b952ab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28bc6ce7e631bcd313e0f30a13e47f5a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473ca6eb58473c449af9f3671c793733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89fc107c4b33d6dd648b396156494ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4800e4284cd62d449987a7c714810521.png)
您最近一年使用:0次
解题方法
6 . 已知函数
,其中
为三角形的内角且满足
.
(1)求出角
.(用弧度制表示)
(2)利用“五点法”,先完成列表,然后作出函数
,在长度为一个周期的闭区间上的简图.(图中
轴上每格的长度为
轴上每格的长度为1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a57c72db976d0fe2f8edb3cf3db9f47d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b21fe9afffa5e17e101ce87a9376c5.png)
(1)求出角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)利用“五点法”,先完成列表,然后作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a57c72db976d0fe2f8edb3cf3db9f47d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/626504634b426b5bd86ae5ca22f9a271.png)
![]() | 0 | ![]() | |||
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/16/c603f4fe-efc2-43ba-9141-7ef5c7aa8d8c.png?resizew=233)
您最近一年使用:0次
2023-12-14更新
|
523次组卷
|
6卷引用:福建省厦门市杏南中学2023-2024学年高一上学期12月月考数学试题
福建省厦门市杏南中学2023-2024学年高一上学期12月月考数学试题(已下线)5.6 三角函数图像的综合应用(AB分层训练)-【冲刺满分】(已下线)专题05 三角函数3-2024年高一数学寒假作业单元合订本(已下线)专题21三角函数的图象与性质-【倍速学习法】(人教A版2019必修第一册)(已下线)第七章 三角函数(7大易错与3大拓展)-单元速记·巧练(沪教版2020必修第二册)(已下线)7.3.1正弦函数的性质与图像(2)-同步精品课堂(人教B版2019必修第三册)
名校
7 . 已知扇形OPQ中,半径
,圆心角为
,若要在扇形上截取一个面积为1的矩形ABCD,且一条边在扇形的一条半径上,如图所示,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8176754726d2194c890e80df1a1f1c3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7f86c01dc112967f375c7fb116aa60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/22/3d9f8446-fd1f-43db-8939-52448777eb53.png?resizew=162)
您最近一年使用:0次
2023-11-23更新
|
287次组卷
|
2卷引用:福建省厦门第六中学2023-2024学年高一上学期1月月考数学试题
名校
8 . 已知
中,
在
上,
为
的角平分线,
为
中点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07feb1fe36f0218ab67cc608e923eca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() |
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解题方法
9 . 已知
,
,
分别为
内角
,
,
的对边,
,
,则
的取值范围是( )
![](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/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/93b3722c29d3032abc99a8b1dd145e85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c65a822f03c59b580007625e68c0091.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 在
中,中,
,若
,则
面积的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f85d60f8fd5acad5fb19eb0070cd861d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2023-09-02更新
|
345次组卷
|
2卷引用:福建省厦门第一中学2022-2023学年高一下学期3月月考数学试题