名校
解题方法
1 . 已知函数
,其图象中相邻的两个对称中心的距离为
,再从条件①,条件②,条件③这三个条件中选择一个作为已知.条件①:函数
的图象关于直线
对称;条件②:函数
的图象关于点
对称;条件③:对任意实数x,
恒成立.
(1)求出
的解析式;
(2)将
的图象向左平移
个单位长度,得到曲线
,若方程
在
上有两根
,
,求
的值及
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5572a6f330e553dc7db35097bcfa5903.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f51280a3aee771944255bc564bc7613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8467b187d868944ac803aed5855a5e57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9b75ee57d16a6d1750a83b0954bad46.png)
(1)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cdaf49f9611922348aa2784465da614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc5639aa1f6b98003e04afb9da10221e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d740f8863bd0989fbeaf3177206fa193.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2022-04-19更新
|
521次组卷
|
3卷引用:辽宁省沈阳市第二中学2022-2023学年高一下学期第一次阶段测试数学试题
名校
解题方法
2 . 1.已知向量
,
,设
,
.
(1)求
的值域;
(2)若方程
有两个不相等的实数根
,
,求
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6939aea7fe5d48889a2853f55f1f1c43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29fea04587deb5fda7d9e02fe811a0ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8003f91dba864a9eb47b7278e6b5551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec5d200b561e4be52ccaaebdc3105d9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af487a41e46fbcbfacf52667eb32b71c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4b3af82b1a4c90950f98d1fae1060a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e058eeb9cea0d93756125087c6655325.png)
您最近一年使用:0次
名校
3 . 已知函数
与函数
的对称中心相同,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/055d2314f041f5d468f1ab60461f1cfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45aeb71335a89eb1133d76a244b195f.png)
A.若方程![]() ![]() ![]() ![]() |
B.将函数![]() ![]() ![]() |
C.函数![]() ![]() |
D.若函数![]() ![]() ![]() ![]() |
您最近一年使用:0次
2021-05-24更新
|
943次组卷
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3卷引用:辽宁省沈阳市同泽高级中学2021-2022学年高一下学期期中考试数学试题
名校
4 . 设
,则“
为偶函数”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4f9e1bdfcfbd0787800813ebcd0726d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cadda8fbfbd01fc4cd50863d91c29d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22b1fbd56bd26d659c14b0dd4c2289df.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 |
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2020-10-25更新
|
1206次组卷
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5卷引用:辽宁省鞍山市第三中学、华育高级中学2021-2022学年高一下学期期中考试数学试题
5 . 把函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e64898f646ea4c7a309529cd3c08fd59.png)
的图象向左平移
个单位后得到函数
的图象,函数
图像的一条对称轴为直线
,若函数
在
上单调递增,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e64898f646ea4c7a309529cd3c08fd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff46406cf7f298db70f81da8ea0ea4e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24db7b603aebdee8e298d1fe49c848e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b5f1f1e47ab8a7f7c17965ecbcabfe4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.2或5 | B.2或3 | C.2 | D.5 |
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2020-06-17更新
|
717次组卷
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2卷引用:东北三省三校2020届高三下学期第四次模拟考试数学(理)试题
名校
6 . 将函数
和直线
的所有交点从左到右依次记为
,
,…,
,若
点坐标为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/706b51bfb9ab0c8e242a272b2d3f505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3149ab7b353b134324ae701980ea37c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d23c80f11dcb3f7537c88cbd76a1267.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5002f030017f6f0b34a61b2e15c5a9cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b8f9648c81481bb487a43f95c04d991.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/706b51bfb9ab0c8e242a272b2d3f505d.png)
A.0 | B.2 | C.6 | D.10 |
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2019-06-14更新
|
1496次组卷
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5卷引用:2020届辽宁省实验中学、大连八中、大连二十四中、鞍山一中、东北育才学校高三上学期期末数学(理)试题
解题方法
7 . 将函数
的图象向右平移
个单位后得到函数
的图象,若
的图象关于直线
对称,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c069235e4245fcc0f2331781370cab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a087749d28290a98d8177160b34961.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08c2b424a10ae88a425b89a00ed580e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b657cfa91b6394e4b00fa385a2c0149.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2017-10-13更新
|
338次组卷
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2卷引用:辽宁省重点高中协作校2018届高三上学期第一次阶段考试(10月) 数学(文)试题2