名校
1 . 已知定义在R上的函数
同时满足以下两个条件:
①对任意
,都有
;
②对任意
且
,都有
.
则不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
①对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c519963392bec12711230e02f86c990.png)
②对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e32125207addc3fdb92ceb0ec80ce8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef42ef19c30c038b75f1710278ad0c76.png)
则不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cecc6ea0f5a7861bad48939000ab668e.png)
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2023-10-01更新
|
1027次组卷
|
8卷引用:贵州省2021-2022学年高二下学期7月高中学业水平考试数学试题
2 . 已知
是公差不为0的等差数列,
为
的前n项和,且
,
,
,
成等比数列.
(1)求
的通项公式;
(2)已知
,若
对任意
恒成立,求m的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9651204c54475c2e8cda8d0a6eeba177.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd71bc7e6668f90f259ad0b06dd60c2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25439fcde425c73f1c15f532ae99ca09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1967b342dae61170454ed59ecbb09183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a11b8baa52b0907ec8638530f1a388.png)
您最近一年使用:0次
解题方法
3 . 如图,直三棱柱
中,
,M为棱
上一点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/28/bf03872a-1f5a-4bb9-baa1-e64bfc2cded0.png?resizew=151)
(1)求三棱锥
的体积;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3fcd16870df59c129f249c77cae646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/28/bf03872a-1f5a-4bb9-baa1-e64bfc2cded0.png?resizew=151)
(1)求三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3531142aafad00b62ad123b2646373e6.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1d428b5b35a66bc647ef7f802cf336d.png)
您最近一年使用:0次
2022-07-16更新
|
731次组卷
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2卷引用:贵州省2021-2022学年高二下学期7月高中学业水平考试数学试题
名校
解题方法
4 . 已知圆
关于直线
对称,
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d252f9f75d4377c418289cb1a94bafcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1db85f6f25479f90a9b1d8ff6c340102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b57f879f6e8df7d5fb261328806260b3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-07-16更新
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1522次组卷
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3卷引用:贵州省2021-2022学年高二下学期7月高中学业水平考试数学试题
5 . 已知圆
过点
.
(1)求圆O的方程;
(2)过点
的直线l与圆O交于A,B两点,设点
,求
面积的最大值,并求出此时直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3285a2383fa18025034cf9876175295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560ab719df4b08d983743834d6d2bbc4.png)
(1)求圆O的方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f397a4a9aa5728d9fca4ca6c73789c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64a09d02d9fddf959922c3b898db7ad9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
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2022-04-11更新
|
882次组卷
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3卷引用:贵州省2021-2022学年高二7月学业水平考试数学试题
6 . 已知数列
的通项公式为
记数列
的前n项和为
.若不等式
.对任意
恒成立,则实数m的取值范围为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13d40f5e02a68abb90c8b8e11308905c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf893b061515c5b9e7979e12b2af5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5662f0e0ac02974f06b6aa6cdbf9696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dafd98e5b223908b13013c3cacc0386.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
,若
对任意
恒成立,则实数m的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c47b2d73a4858fe5a169a0964c7e878e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c996a4c596f4a613b32563626855a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ecc70df44c7dae5330a2dcdb8a690cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-04-11更新
|
944次组卷
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2卷引用:贵州省2021-2022学年高二7月学业水平考试数学试题
8 . 已知函数
则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72132d6d277546e78ec98cd3fa53ada3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b735d04e727bc230a4904301a2ae124.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2022-04-11更新
|
1090次组卷
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2卷引用:贵州省2021-2022学年高二7月学业水平考试数学试题
解题方法
9 . 在△ABC中,D是BC边上一点,且BD=2DC=4,
,则AD的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b57fdd2a3642716fcf5100011eb3ec88.png)
A.![]() | B.4 | C.![]() | D.2 |
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2021-12-24更新
|
995次组卷
|
5卷引用:贵州省2021-2022学年高二12月学业水平考试数学试题
贵州省2021-2022学年高二12月学业水平考试数学试题浙江省瑞安市第六中学2022-2023学年高二上学期学业水平合格性模拟考试数学试题(已下线)2020年高考全国3数学理高考真题变式题6-10题(已下线)解密07 三角函数恒等变换(讲义)-【高频考点解密】2022年高考数学二轮复习讲义+分层训练(全国通用)专题04D解三角形
10 . 已知△ABC三内角A,B,C所对的边分别是a,b,c,D是线段BC上任意一点,AD
BC,且AD=BC,则
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1633988fd62a652de726ee92a917b52d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/101678e608c85bd89a7e0ae80d896646.png)
您最近一年使用:0次