1 . 已知向量
,![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040608768/STEM/b820106136b840519bbda36c2208002d.png)
,若
,则
的最小值为
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040608768/STEM/b6f8d3a916534848993f4a1d0d0ccccf.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040608768/STEM/b820106136b840519bbda36c2208002d.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040608768/STEM/ba4c061670754376ad7ad24732516655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47bb185c1a3fb3abe9088ed5250ad554.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040608768/STEM/f6e44dce4a0a4660a205f69833c8c8ae.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 函数
的图象大致是
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040657920/STEM/56f2ad55ffb64121a8c183f768feba90.png?resizew=87)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 点
为不等式组
,表示的平面区域上的一点,则
的取值范围为
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040633344/STEM/eea83a15ecaa4eda8fda49b1c9fe96fe.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040633344/STEM/9cc0dc965f7c48f88a867b4b7267214f.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040633344/STEM/907d4a85ffa24d2ebb9ec3a6721ee944.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 设等差数列
的前
项和为
,若
,
,则
等于
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040494080/STEM/a5e8cf9ada344990af09d335029c5beb.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040494080/STEM/a8f9d28b771d40549c51482e0eb5481b.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040494080/STEM/5a16bde486f947239e1e200ba60b49c1.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040494080/STEM/7a061f45c61b4163baf9257ef4b60ebb.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040494080/STEM/6105393ffce84b379122f60dd0eea15c.png)
![](https://img.xkw.com/dksih/QBM/2015/3/4/1571990034972672/1571990040494080/STEM/217f4e69ef264e2597032cbbf06b27fc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10-11高三下·山东·阶段练习
名校
5 . 若
是等差数列,公差
,
成等比数列,则公比为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/812be9806122241c476ba1db516c4823.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e018deab6a5ae6fb4d47b8e197df4df.png)
A.1 | B.2 |
C.3 | D.4 |
您最近一年使用:0次
2011-05-22更新
|
1117次组卷
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7卷引用:贵州黔东南州2016届高三高考第一次模拟考试理科数学试题
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