题目
题型:单选题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151027-88188.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151027-88124.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151027-45905.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151028-65125.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151028-83641.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151028-14086.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151028-61067.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151028-96482.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151029-66452.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151029-50141.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151029-77182.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151029-40153.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151030-15624.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151030-38547.png)
A.![]() | B.![]() | C.8 | D.16 |
答案
解析
试题分析:由题意设
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151031-65637.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151031-78085.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151031-78822.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151031-85372.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151031-22549.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151032-79211.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151032-54601.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151032-76463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151032-99264.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151028-96482.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151033-53504.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151027-88188.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151033-83867.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151033-91411.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901151033-92682.png)
核心考点
试题【如图,函数(其中,,)与坐标轴的三个交点、、满足,,为的中点,,则的值为( )A.B.C.8D.16】;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/20190901/20190901145639-95370.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145639-69147.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145639-63430.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145639-18900.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/20190901/20190901145601-21538.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145602-95322.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145602-66053.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145602-66053.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145603-31241.png)
(2)将函数
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145602-66053.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145603-31241.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145603-69210.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145603-47502.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145435-51791.png)
(1)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145435-69854.png)
(2)当
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145435-28250.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145435-69854.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145352-51694.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145352-91824.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145353-79173.jpg)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145119-59727.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145119-92642.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145120-93227.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190901/20190901145120-85867.jpg)
A.![]() | B.![]() |
C.![]() | D.![]() |
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