名校
解题方法
1 . 已知
.其中
为常数,且
.
(1)求
;
(2)若
,
,求
;
(3)分别求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be602468b0b4fad2667d511a041d14b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a68dbd91d6de68b550a5745ecd461d9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbb006ea697b63a914eb487073f0abe1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a5ce0330d68c299dcc9b264ac28713.png)
(3)分别求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b04da7eac640b5b735da7fb5da8cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc3884b343d76a26b4b85b48987d7064.png)
您最近一年使用:0次
名校
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd8331d5ac755a3e6a7199f7009b87b.png)
(1)求方程
在
上的解集
(2)设函数
,
.
①证明:
在区间
上有且只有一个零点;
②记函数
的零点为
,证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd8331d5ac755a3e6a7199f7009b87b.png)
(1)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc4dc99c6b418baf1c3fe26dc43ed9f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bccd6a6e85bdf500218a3e75b31f3c.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ed89ab8263c8b8395936f3f062c432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa004bb9f1f0272f436081ebf431c283.png)
①证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68d62482d548bcd517188178fd36bc3.png)
②记函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c9cec8a8c34da83e265ab7ce8b1281.png)
您最近一年使用:0次
2024-03-27更新
|
355次组卷
|
2卷引用:上海市奉贤中学2023-2024学年高一下学期3月月考数学试卷
名校
解题方法
3 . 在
中,角
、
、
所对的边分别为
、
、
,若
为锐角三角形,且满足
,则
的取值范围是________ .
![](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/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbbf27153889a574f6ba0af878b3703f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88050fbeab0faab61d7d36ff148c6cb1.png)
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4 . 对于命题:①存在
、
、
的某个排列,使得对任意
,这三个数均不能成等比数列;②对
、
、
的任意排列,均存在相应的
,使得这三个数成等差数列.下列判断正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7980e96d332aa0b4ed25c2dbff79b366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45b8b77522dfc890b99f0a86a690de94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc24d605ad707ad0e76059d8a31f50d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7980e96d332aa0b4ed25c2dbff79b366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45b8b77522dfc890b99f0a86a690de94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc24d605ad707ad0e76059d8a31f50d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
A.①和②均为真命题 | B.①和②均为假命题 |
C.①为真命题,②为假命题 | D.①为假命题,②为真命题 |
您最近一年使用:0次
5 . 已知函数
.
(1)某同学打算用“五点法”画出函数
再某一周期内的图象,列表如下:
请填写上表的空格处,并写出函数
的解析式;
(2)若函数
,将
图象上各点的纵坐标不变、横坐标扩大到原来的2倍,再向右平移
个单位,得到函数
的图象,若
在
上恰有奇数个零点,求实数a与零点的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e613ec74a2f330b57a235439510dc5.png)
(1)某同学打算用“五点法”画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
x | ![]() | ![]() | ![]() | ||
![]() | 0 | ![]() | ![]() | ![]() | ![]() |
![]() | 0 | 1 | 0 | ![]() | 0 |
![]() | 0 | ![]() | 0 | 0 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bfa338e78c528663f0602c60f3f594d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecdb2704ea6bc44b5a75fb3c8a100353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aab44d48c65864b1f46ea3647437bbe.png)
您最近一年使用:0次
名校
6 . 已知双曲线
的左、右焦点为
.
,且
,
是正三角形,求
的方程;
(2)若
,点
在双曲线
的右支上,且直线
的斜率为
.若
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eedf64b773d26fa9c03af6bf23164d6.png)
(3)在(1)的条件下,若动直线
与
恰有1个公共点
且与
的两条渐近线分别交于
记
的面积为
,
的面积为
(
是坐标原点),问:
是否存在最小值?若存在,求出该最小值,若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac6e2918634026c28dcabcf9cd83514.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90c19c80e3cae271b3c9813ec19ccac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d8ad9e94d07405a6be585f81a0d623b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/837c6fdcec3eea96b7db702a837dfe2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2210852f45c6cf82cb261b188a4be475.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eedf64b773d26fa9c03af6bf23164d6.png)
(3)在(1)的条件下,若动直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64d5b1313c6120ce1171344f8b377383.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0b4245d82d25961494e2944ee55e0a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271ae1a44ccad26741b6f29c9794dfaa.png)
您最近一年使用:0次
2024-03-10更新
|
682次组卷
|
3卷引用:上海市闵行区七宝中学2024届高三下学期3月月考数学试题
名校
7 . 已知函数
为奇函数.
(1)求
的值;
(2)若
在
上恒成立,求实数
的取值范围;
(3)设
,若
,使得
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e38371ea57658e033f41ddf5e51c91f1.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6278327c9a9968d1169ce3a125f2d3fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcac1e85463a3177f487d896b3d1d24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7591504e793baf519c8b0e3ea8bfc508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e47d4c4c6d534d98138e98474804ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f3bb43da17137e6c50874a8086df278.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-02-29更新
|
1064次组卷
|
5卷引用:上海市金山中学2023-2024学年高一下学期3月月考数学试卷
上海市金山中学2023-2024学年高一下学期3月月考数学试卷辽宁省抚顺市第一中学2024学年高一下学期尖子班4月月考数学题河南省许昌市2023-2024学年高一上学期期末教学质量检测数学试题江西省景德镇市乐平中学2023-2024学年高一下学期4月期中考试数学试题(已下线)专题02三角函数的图像与性质期末10种常考题型归类-《期末真题分类汇编》(人教B版2019必修第三册)
名校
8 . 已知函数
,若对任意的
,
,当
时,
恒成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df36484b9ed1c311f942cfb085ec8819.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1feb7f23b3120014769e8d0a0490f09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c32b75e9376fb32cfa8cdd84e7127930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-02-20更新
|
935次组卷
|
7卷引用:上海市行知中学2023-2024学年高一下学期第一次月考(3月)数学试卷
上海市行知中学2023-2024学年高一下学期第一次月考(3月)数学试卷湖南省株洲市二中教育集团2023-2024学年高一下学期第三次阶段性检测数学试题(A卷)湖北省襄阳市第四中学2023-2024学年高一下学期质量检测(一)数学试题山东省淄博市实验中学、淄博齐盛高级中学2023-2024学年高一下学期4月月考数学试卷江苏省天一中学2023-2024学年高一上学期期末考试数学试卷(已下线)高一 模块3 专题1 第3套 小题进阶提升练(苏教版)(已下线)专题5 考前优质试题精选练(5)(北师大版高一期中)
名校
9 . 在空间直角坐标系中,定义点
和点
两点之间的“直角距离”
.若
和
两点之间的距离是
,则
和
两点之间的“直角距离”的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c9361b01e5c5635caa043aec5f987f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/087ea87f7dc0b87996cd3d3af6fe9748.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0ba3b29e735f36248649e7fdd339757.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/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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2024-01-19更新
|
818次组卷
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5卷引用:上海市浦东新区建平中学2024届高三上学期11月质量检测数学试题
名校
解题方法
10 . 设集合
,则集合
的元素个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/757b01c6c56e8fdd9eeb15ae9bcfecbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
A.1011 | B.1012 | C.2022 | D.2023 |
您最近一年使用:0次
2023-11-12更新
|
1121次组卷
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7卷引用: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
上海市闵行(文琦)中学2023-2024学年高一下学期3月月考数学试卷上海市控江中学2024届高三上学期期中数学试题(已下线)期末测试卷03-《期末真题分类汇编》(上海专用)(已下线)专题12 同角三角函数关系与诱导公式(已下线)专题07 任意角、弧度制、三角函数概念及诱导公式2-期末复习重难培优与单元检测(人教A版2019)(已下线)专题05 三角函数4-2024年高一数学寒假作业单元合订本辽宁省部分名校2023-2024学年高二下学期5月质检数学试题