1 . 已知向量
在
方向上的投影为
,则![](https://img.xkw.com/dksih/QBM/2016/10/18/1573077170307072/1573077331525632/STEM/51c2bceb76bf4d34b4df7f57ef164fb4.png?resizew=25)
_______ .
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573077170307072/1573077331525632/STEM/187011a032c34c0fbfbaa08a6ea4ef40.png?resizew=59)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573077170307072/1573077331525632/STEM/378f124ef1cd48e89b7ef7936ca9fe96.png?resizew=69)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573077170307072/1573077331525632/STEM/6bee209ec3504b8ab05178453f8f857f.png?resizew=24)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573077170307072/1573077331525632/STEM/51c2bceb76bf4d34b4df7f57ef164fb4.png?resizew=25)
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2 . 已知函数
,
,且
,
,若
的最小值为
,则函数的单调递增区为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa238e2d5bd6df7b0b10be91b281f211.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8826cc2b9db6d76f7b9d5bb4e8832ee0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd5e5517fd1239f12161f588d045e3c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e648ebd598725b490a973c4ebc89a9bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b199d124fb9a5bc8438c9884f04534.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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3 . 已知函数
相邻两对称中心之间的距离为
,将函数
的图像向左平移
个单位所得图像关于直线
对称, 则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d21761354ad4b6e8243cbdcf39d2da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a2ec02caf837c6e7e0b76dd9acc7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知平面向量
满足
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96022a881e03e32d3483d997c3f170c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e61662eb3ced13de50fdeeac0a9fd1f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
2016-12-04更新
|
335次组卷
|
2卷引用:2016届山西晋城市高三下学期三模考试理数学试卷
5 . 已知函数
相邻两对称中心之间的距离为
,且
对于任意的
恒成立,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa9757a93b04cbdec9858fa4b1e4ecc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2d1ecae9c649cc3c89f9ce0c063208.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98ec7ef12927ef4e2d8f6721a0ae6b15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fca5502743830df362e0e03a3dfe96d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次