题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053202-26639.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053203-27692.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053203-60941.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053203-96328.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-14770.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-85453.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-42489.png)
(2)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-42489.png)
(3)若对任意x1,x2∈[0,
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-48220.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-46596.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053205-93076.png)
答案
解:
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053205-64467.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053205-52340.png)
=
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053205-48262.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053206-95305.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053206-59871.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053206-71313.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053206-42548.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053207-45013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053207-12535.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053207-38697.png)
(1)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053207-75888.png)
(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053208-49853.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053208-82307.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053208-15089.png)
即单调递增区间为:
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053208-11640.png)
(3)当
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053203-96328.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-14770.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053209-93189.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053204-85453.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053209-79006.png)
解析
核心考点
试题【(本小题满分12分)已知向量,在函数的图像上,对称中心到对称轴的最小距离为,且当时的最小值为。(1)求的解析式;(2)求的单调递增区间;(3)若对任意x1,x2】;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/20190911/20190911053159-35298.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053153-34313.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053154-35662.png)
A.向右平移![]() | B.向左平移![]() |
C.向右平移![]() | D.向左平移![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053143-22546.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053143-42177.png)
(2)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053144-38419.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053144-38419.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053144-44513.png)
(3)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053144-22723.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053133-65618.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053133-92950.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053134-73355.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053134-64280.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053134-35294.png)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053134-14331.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053135-79037.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053135-32295.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053125-34511.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-46161.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-43450.png)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-43450.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-61143.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-60587.png)
(3)若
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-43450.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-61143.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053126-60587.png)
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