名校
解题方法
1 . 若变量x,y满足约束条件
,则目标函数
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f9e089d20e1820ec718e601a7b9c2aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1995404eb114809bc18fbdb4f1388b2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-11-23更新
|
252次组卷
|
2卷引用:江西省南昌市湾里一中等六校2021-2022学年高二上学期期中联考数学(文)试题
名校
2 . 若实数2不是关于
的不等式
的解,则实数
的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe7ac39fea36569c676b48e76474db3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
解题方法
3 . 已知x,y满足
,则
的最小值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9409d7c79da5d63a714952f57bda0f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29053d9d88af33cd4c0abdb7e6b08c24.png)
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名校
解题方法
4 . 若实数
满足
,则
的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79c201c680cf3f3f734a51e16df32665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ee1631025da1312490dbb433ee9f2d0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-11-21更新
|
414次组卷
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4卷引用:江西省景德镇市第一中学2021-2022学年高二上学期期中数学(文)试题
江西省景德镇市第一中学2021-2022学年高二上学期期中数学(文)试题河南省新蔡县第一高级中学2021-2022学年高二上学期11月月考数学(理科)试题(已下线)收官卷02--备战2022年高考数学(文)一轮复习收官卷(全国乙卷)(已下线)收官卷02--备战2022年高考数学(文)一轮复习收官卷(全国甲卷)
5 . 已知数列
满足
,若
,则数列
的通项
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f3b1a73e1a11bde90be679f2a6776fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
6 . 已知等比数列
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de56fe2ab5babbd578a5c16a033cc951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b08a8c9baca410ef1464caf7f522aa4a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 已知
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65dc58a24550bc3de20c5bd1258b74d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知数列
满足
,
,
,记数列
的前
项和为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea8d0e50065114b05ef2dc1ea1129cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed425fe0d43cddd48ddcdd43a0a95889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9009c77aaa9f71747bd097fc9d8a6d2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/647020b0a1c11eaa91eb2b4ed9f2dd78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78d551e6cc415f570dc7fc49b825cb1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知等差数列
的公差为
,前
项和为
,
,
,
为某三角形的三边长,且该三角形有一个内角为
,若
对任意的
恒成立,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f65fc200f10b97588a0c9896277c9c64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da4cd81500bdb43118150dbdb1541e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd71bc7e6668f90f259ad0b06dd60c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c0927afc571a7c966c98192040979e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8822116e53a05d2282e534b0873a6f87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d5ec9ad92f37e64eccce922ab1b14e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.5 | B.6 | C.7 | D.8 |
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10 . 不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae4375f71541603dd505f91315dab220.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
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