1 . (1)
是定义在正整数集上的函数,并且满足
①当
为正整数时,
;
②当
为非负整数时,
.
求
的值.
(2)函数
定义在有序正整数对的集合上,且满足下列性质:
①
;②
;③
.
求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fcec7af3520884b173b29bda6c657a.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f6c12705300de947fc04865b2747cd9.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6360d35614281c3a6b08179ef77cc4c.png)
求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495955d39b954d26852f3f58c9df0a03.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e21e386e8449fe122efe8789ab77e45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/217758c83175763d7d3c306d12c22176.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e67dd773c99cf71254097f7a838ae7a0.png)
求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30547752a04f8877c99a1084c6e145e3.png)
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解题方法
2 . 已知函数
,
,满足:①对任意
,都有
;②对任意
都有
.
(1)试证明:
为
上的严格增函数;
(2)求
;
(3)令
,
,试证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a73c6b42f12d065a17923045f44d4ca4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fda9c13fc5efeefc73b70ef2093154a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/958c91e0cc2cf4f17acb778de21846b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c199c596534dd80309fc1caf4c96b2.png)
(1)试证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a227a694dc404d1184578c7d278fd8d7.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79a776eb388794b659f7c2d6498eb09.png)
(3)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5878e2bf9d209e149fcccbbb11c4bcbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f00c795fb9ed112658be9513e668b552.png)
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3 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9e56ab45ddf991ae24983027e04b08.png)
具有性质:对任意
,
与
至少有一个属于
,称其为“团结集合”.
(1)分别判断
与
是否是“团结集合”,并说明理由;
(2)若集合
是“团结集合”,且
,求集合
;
(3)设函数
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9e56ab45ddf991ae24983027e04b08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d771df20773241f739febcafceca744a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31ae331839bce8f3c14d7efd7f9d8915.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3541598c0e0e6d5050c5a562515c430e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13ee542834ccbb57fcc55b1680ca9db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)分别判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0371ee50d839798126e465309675ce59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a0909f3c99df9031a14397cf8c7673b.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdf3351f40af3c0a5b4bdce0feeaeb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d11173d3133a5c276eaad860779014f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42cf2cb0b4c96031ab79f68b7ed1018b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f16274ed3be91f1c9b7abe08990442cf.png)
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解题方法
4 . 在数学中,双曲函数是与三角函数类似的函数,最基本的双曲函数是双曲正弦函数与双曲余弦函数,其中双曲正弦函数:
,双曲余弦函数:
.(e是自然对数的底数,
).
(1)计算
的值;
(2)类比两角和的余弦公式,写出两角和的双曲余弦公式:
______,并加以证明;
(3)若对任意
,关于
的方程
有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3321510a9eb73909a36c084a8630e89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0099b9b80ed478824fa95677ebe9d5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11204e2fb6e560bf7a4ca26eaebfc526.png)
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e694af0c9f990ecb8b54b1c08bcc578e.png)
(2)类比两角和的余弦公式,写出两角和的双曲余弦公式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d92c32edc0e000405b7a6b9c48549959.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f78f05631a2ecb8bc3d379ca6c81f93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed807cc52eca7b462a3850b5e5e02b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-06-21更新
|
1016次组卷
|
8卷引用:上海市宝山区2022-2023学年高一下学期期末数学试题
上海市宝山区2022-2023学年高一下学期期末数学试题上海市闵行(文琦)中学2023-2024学年高一下学期3月月考数学试卷(已下线)专题06 期末解答压轴题-《期末真题分类汇编》(上海专用)上海市市西中学2023-2024学年高一下学期期末复习数学试卷(已下线)模块六 专题5 全真拔高模拟1(已下线)专题14 三角函数的图象与性质压轴题-【常考压轴题】山东省济南市山东师大附中2022-2023学年高一下学期数学竞赛选拔(初赛)试题(已下线)第10章 三角恒等变换单元综合能力测试卷-【帮课堂】(苏教版2019必修第二册)
名校
5 . 已知定义域为
的函数
满足:①对
,恒有
;②当
时,
.
(1)求
的值;
(2)求出当
,
时的函数解析式;
(3)求出方程
在
中所有解的和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fffe896777dc4f9aebb0e6b11ed3ed37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3b8e9bb1e11d02cc2190a6e5ede4293.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b96c2c79f7d0a248ed590a0bce7eb8bd.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166a53e132781c63d215c6c2cee3d306.png)
(2)求出当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/538190cf2a2e6f248188ae111a162ee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf910f82c3094b267a3d481d23d829f.png)
(3)求出方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf81798e77ead893922361d5e1d4548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc5cf57d2484a1293cfd296a5ae2da1e.png)
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名校
6 . 设函数
的定义域为
.若存在实数
使得
,
均对任意
成立,则称
为“
型—
函数”.
(1)若
是“
型—
函数”,求
的值;
(2)若
是“
型—
函数”,求证:函数
是周期函数;
(3)若
是“
型—
函数”,且
在
上单调递增,求证:存在正实数
、
,使得
对任意
成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c85f7b5cd105cfbfe19d3975fe0573a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76c84c775c72661ae8ccec0a2feea257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934a66a6224413babe47db764affbffb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72277254a7d7f03768d2504c9a10e02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7394c6c1b35612c4870e53ead1064aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7450ecbbe9630e42533112af3fc9de67.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a23a7d274114678c90f98079a5b38df6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcac5b738cd5ea12f6d93e9c5fc6bcd5.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72277254a7d7f03768d2504c9a10e02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2de7963cbc4da81f86019ebd64d190c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
您最近一年使用:0次
2020-09-13更新
|
621次组卷
|
4卷引用:2020届上海市高三下学期高考预测数学试题
2020届上海市高三下学期高考预测数学试题(已下线)热点02 函数及其性质-2021年高考数学【热点·重点·难点】专练(上海专用)上海市向明中学2022届高三上学期9月月考数学试题上海市交通大学附属中学2022-2023学年高二下学期开学考试数学试题
名校
解题方法
7 . 对于定义域为R的函数
,部分
与
的对应关系如表:
![](https://img.xkw.com/dksih/QBM/2020/5/9/2459073485799424/2461415147413504/STEM/1c00d3f730464fc383df57208b11693b.png?resizew=554)
(1)求
:
(2)数列
满足
,且对任意
,点
都在函数
的图象上,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d9cec7702a95b5f3378a37d3609da02.png)
(3)若
,其中
,求此函数的解析式,并求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://img.xkw.com/dksih/QBM/2020/5/9/2459073485799424/2461415147413504/STEM/1c00d3f730464fc383df57208b11693b.png?resizew=554)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6f47f38e17214e09803e8c12dac0e83.png)
(2)数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0736457346c11dd6f458418a4f747ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/302b13a66072fb0e9bc6eb06a2bef202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d9cec7702a95b5f3378a37d3609da02.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de1ec6a7d80a53277f35f247ac31db65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d57e3db14035c9fce38966f61e55971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec4e5c9a2fbb080717f02ce7539df2f.png)
您最近一年使用:0次
2020-05-13更新
|
1080次组卷
|
15卷引用:2017届上海市虹口区高三4月期中教学质量监控(二模)数学试卷
2017届上海市虹口区高三4月期中教学质量监控(二模)数学试卷2017届上海市虹口区高考二模数学试题(已下线)上海市华师大二附中2019-2020学年高一下学期期中数学试题(已下线)上海市华东师范大学第二附属中学2019-2020学年高一下学期4月月考数学试题(已下线)考点03 三角函数与解三角形-2021年高考数学【热点·重点·难点】专练(上海专用)(已下线)第7章 三角函数【真题训练】-2020-2021学年新教材高一数学下册单元复习一遍过(沪教版2020必修第二册)(已下线)第9讲期中复习(练习)提升卷-【教育机构专用】2021年春季高一数学辅导讲义(沪教版2020必修第二册)(已下线)第7讲 函数y=Asin+(wx+φ)的函数的图像(练习)-【教育机构专用】2021年春季高一数学辅导讲义(沪教版2020必修第二册)(已下线)上海期末真题精选50题(大题压轴版)-2020-2021学年高一数学下册期中期末考试高分直通车(沪教版2020必修第二册)上海市实验学校2022届高三冲刺模拟卷5数学试题江西省宜春市高安中学2019-2020学年高一上学期期中数学(A)试题山西省怀仁市2021届高三上学期期中数学(理)试题(已下线)第19讲压轴综合题(讲义)-【教育机构专用】2021年春季高一数学辅导讲义(沪教版2020必修第二册)(已下线)期中重难点突破专题01-【尖子生专用】2021-2022学年高一数学考点培优训练(人教A版2019必修第一册)(已下线)专题06 三角函数(模拟练)-2
名校
解题方法
8 . 已知函数
.
为实数,且
,记由所有
组成的数集为
.
(1)已知
,求
;
(2)对任意的
,
恒成立,求
的取值范围;
(3)若
,
,判断数集
中是否存在最大的项?若存在,求出最大项;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544c7e810a9466fc40966858193e433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73dcfdf087e70a76f1712c0d20a5262e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3282e5fde4ae53fcb1bb072a685304c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8670c910f1200a4affdaa1202a8477e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
(2)对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b2c3e62e43a5e4a9d0a865a720bcda4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9351efff43e9446744faa1ea599dfc1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a60302649eb940748da818199e55da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
您最近一年使用:0次
2019-01-29更新
|
654次组卷
|
3卷引用:上海市闵行区2018—2019学年高一上学期质量调研考试数学试题