题目
题型:单选题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190904-61774.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190904-49208.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190905-40267.jpg)
A.向右平移![]() ![]() |
B.向右平移![]() |
C.向右平移![]() ![]() |
D.向右平移![]() |
答案
解析
试题分析:由
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190905-62705.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190906-73184.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190906-47510.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190904-49208.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190905-70109.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190905-42743.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190906-47510.png)
核心考点
试题【函数的部分图象如图所示, 为了得到这个函数的图象,只要将的图象上所有的点 ( )A.向右平移个单位长度,再把所得各点的横坐标缩短到原来的倍,纵坐标不变B】;主要考察你对正弦函数的图象与性质等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190901-90741.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190901-28412.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190854-26660.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190855-62350.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190855-93714.png)
(1)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190855-81258.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190855-35369.png)
(2)证明无论
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190855-57023.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190856-52917.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190855-81258.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190849-80711.png)
(1)若
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190849-36454.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190849-75855.png)
(2)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190849-75855.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190843-20425.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190843-91279.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-59972.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-56136.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-80640.png)
①若
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-49509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-13469.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190845-49971.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190845-83656.png)
②函数
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-56136.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190845-27909.png)
③任意
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190845-86376.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190844-56136.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190846-25080.png)
④若
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190846-86420.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190846-21880.png)
其中,所有正确结论的序号是________
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190839-55780.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190839-30648.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190839-24098.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901190840-38501.png)
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