题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-90878.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-88136.gif)
(2)将
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-88136.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-35390.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-67885.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-67885.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-86923.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-17932.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-25457.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-88136.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-15601.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055737-43590.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055737-34966.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055737-56483.gif)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-17932.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-25457.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055735-88136.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055736-15601.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055737-27221.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055738-57548.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055738-71206.gif)
令
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055738-99239.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055738-60674.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055739-14420.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055739-88588.gif)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055737-43590.gif)
核心考点
试题【(12分)已知函数(1)求的最小正周期和最大值;(2)将的图像向右平移个单位得到函数的图像,求在上的零点。】;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/20190914/20190914055703-43320.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055703-60654.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055703-60083.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055649-19893.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055644-96002.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055645-69230.jpg)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055636-46419.gif)
已知函数
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055636-75955.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055637-48259.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055637-62325.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055637-94824.gif)
(1)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055637-94824.gif)
(2)当
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055637-41391.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055637-94824.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914055633-89575.gif)
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