题目
题型:不详难度:来源:
已知函数
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011147-39807.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011148-18961.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011148-48794.gif)
(
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011148-91844.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011148-48794.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011148-72280.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011148-95720.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011149-11695.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011149-54549.gif)
又
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011149-97653.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011149-78025.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011150-53759.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011150-46896.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011150-93150.gif)
又
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011150-61339.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011150-80760.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011151-12130.gif)
解析
核心考点
试题【((本题满分12分)已知函数,且。(1)求的值域; (2)解不等式。】;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
已知向量
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011135-57261.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011135-16565.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011136-64657.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011136-90612.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011136-84878.gif)
(2)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011137-76717.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011137-76056.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011137-77217.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-35342.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-83189.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-30307.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-83189.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-30307.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-39929.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-39929.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011114-99032.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
已知向量
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011109-84955.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011109-13145.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011110-72067.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011110-12165.gif)
(1)求f(x)的单调递增区间;
(2)在△ABC中,角A、B、C的对边分别为a,b,c,f(A)=2,a=
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011110-72067.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011110-64924.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011103-32252.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011103-51708.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011103-51708.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011103-69006.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011103-69006.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011104-98688.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011104-18914.gif)
A.(1)![]() | B.(2)![]() | C.(2)![]() | D.(2)![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011055-28779.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-77239.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-98646.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-29713.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-98646.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-98646.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-98646.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190914/20190914011056-96472.gif)
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