题目
题型:解答题难度:简单来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053332-11687.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053332-93203.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053332-50598.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053333-33920.png)
(2)将
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053333-97161.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053333-37048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053333-66597.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053334-49184.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053332-11687.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053334-17231.png)
和
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053333-97161.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053332-50598.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053334-47061.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053334-74046.png)
(2)由(1)知
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053334-20333.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053335-76314.png)
由
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053335-29421.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053335-66773.png)
即,函数
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053334-49184.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053335-96699.png)
解析
核心考点
试题【已知函数的最小正周期为.(1)求的值;(2)将的图象向右平移个单位后,得到的图象,求的单调递减区间.】;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/20190911/20190911053317-85075.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053317-20237.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053317-57251.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053317-16994.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053317-16994.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053318-71873.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053318-86022.png)
(2)求角
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053318-79008.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053318-75156.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053256-34422.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053256-67292.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053257-97319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053257-99114.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053257-54795.png)
(1)求角
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053256-34422.png)
(2)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053257-46407.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053251-92459.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053251-76260.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053251-14848.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053251-36933.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053251-76260.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053243-30630.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053243-90650.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053243-90650.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190911/20190911053244-85815.png)
![](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)
最新试题
- 1下列说法正确的是[ ]A.1mol H2的体积为22.4LB.阿伏加德罗常数为6.02×1023C.摩尔质量等于
- 2在如图的方格纸中(每个小方格的边长都是1个单位)有一个格点△ABC,(1)求出△ABC的边长,并判断△ABC是否为直角三
- 3若直线ax+by=1与圆x2+y2=1相交,则点P(a,b)的位置是A.在圆上B.在圆外C.在圆内D.都有可能
- 4关于x的方程3x+2m=x-5的解为正数,则m的取值范围是( )。
- 5【题文】图为我国某区域图,读图回答下列各题。【小题1】图中最大相对高度及陡崖的相对高度分别为( &
- 6关于我国地形对环境的影响的叙述,错误的是A.地势西高东低,使来自海洋的水汽能深入到大陆内部B.地势阶梯分界处附近的河段落
- 7受季风影响最显著、最典型的地区是[ ]A.亚洲的东部和南部 B.欧洲的南部和西部 C.亚洲的南部和西部 D
- 8MOH和ROH两种一元碱的溶液分别加水稀释时,pH变化如下图所示。下列叙述中正确的是[ ]A.在x点时,ROH完
- 9一个质点做半径为60cm的匀速圆周运动,它在0.2s的时间内转过了30°,则质点的角速度为 rad/s,线速度为
- 10请你将动物细胞分裂的示意图补充完整.
热门考点
- 1His English is as ______ as his Chinese.A.goodB.betterC.best
- 2设m、n是两条不同的直线,α,β,γ是三个不同的平面,给出下列四个命题:①若m⊥α,n∥α,则m⊥n;②若α∥β,β∥γ
- 3Are you good at your _____ at school? [ ]A. school work
- 4已知正六边形的边长为12cm,则这个正六边形的边心距是( )A.6cmB.12cmC.63cmD.123cm
- 51924年10月,孙中山告诫国民党员:“来者不拒,所以昭吾党之量能容物,而开将来继续奋斗之长途。吾党之新机,于是乎在。彼
- 6温家宝总理曾借用“苟利国家生死以,岂因祸福避趋之”来表明自己报效国家的决心,你知道这句名言出自谁吗?此人为“利国家”做过
- 7图中B为理想变压器,接在交变电压有效值保持不变的电源上.L为指示灯,灯泡L1和L2完全相同(其阻值均恒定不变),R是一个
- 8某商场将每件进价为200元的某种商品原来按每件250元出售,一月可售出100件,后来经过市场调查,发现这种商品单价每增加
- 9写作部分。 总有些人常常牢***满腹,怨天尤人,觉得世界太小,没有自己的用武之地。其实,这是把“我”放得太大的
- 10人类活动会导致某些自然要素的变化,进而带动其他要素的变化,其中水是比较容易受人类影响的自然要素。结合下图,完成1—2题。