题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214636-31747.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214636-75467.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214636-31608.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214636-47366.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214637-34640.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
试题分析:∵
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214636-31608.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214638-46828.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214639-22941.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214639-65711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214639-41835.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214639-65618.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214640-29631.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214640-28783.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214637-89765.png)
点评:此试题往往利用式子的特点对x赋值求出函数的周期,考查了赋值法和转化思想,难度较大
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214554-83093.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214554-52365.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-77242.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-34259.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-93739.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-64673.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214528-74255.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-64673.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214528-74255.png)
(2)命题
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214528-97741.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-93739.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214528-22191.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214529-77048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214527-64673.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214528-97741.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214529-77048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214529-21466.png)
(3)在(2)的条件下,比较
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214529-63722.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214529-98585.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214441-21831.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214441-83681.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214442-53265.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214442-34088.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214442-79309.png)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214442-53265.png)
(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214442-56512.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214442-52246.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214443-89857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214443-58266.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214444-62928.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214444-15208.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214444-48708.png)
(3)令
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214444-50272.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214445-39301.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214445-56966.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214445-69918.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214445-71440.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214445-26151.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214446-33045.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214446-36561.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214444-50272.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214446-22851.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214446-85717.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214447-60057.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214447-27256.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214429-81671.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214429-92068.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214429-63245.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214430-83032.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214430-62955.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214430-74531.png)
(2)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214429-81671.png)
(3)若
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214430-25693.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214431-16254.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214355-46358.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214355-66302.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214355-35616.png)
(1)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214355-67786.png)
(2)若对于区间[-2,2]上任意两个自变量的值
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214355-25056.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204214356-84338.png)
最新试题
- 1如图所示的虚线中,是该图形对称轴的是( )A.直线a与直线bB.直线a与直线cC.直线a与直线dD.直线a,b,c,d
- 2The Browns usually drive to the park on Sundays. But today t
- 3生物具有遗传多样性,遗传信息大多数储存在DNA分子上,一个DNA分子的直径约为0.000 000 2cm,这个数用科学记
- 4根据拼音写出相应的汉字。(6分)浏lǎn wèi 蓝 静mì
- 5某幢建筑物,从10米高的窗口A用水管和向外喷水,喷的水流呈抛物线(抛物线所在平面与墙面垂直),(如图)如果抛物线的最高点
- 6Doctors are doing research to find out what happens physical
- 7已知圆C的圆心为(6,),半径为5,直线θ=α(≤θ<π,ρ∈R)被圆截得的弦长为8,则α=( )。
- 8新疆维吾尔自治区的地形轮廓特点是[ ]A.地无三里平B.远看是山,近看成川C.三山夹两盆D.地形坦荡,一望无际
- 92008年以来,欧洲人普遍感觉“马克思又回来了”,马克思的《资本论》成为圣诞节的最佳礼品,销量比2005年增加两倍,是1
- 10【题文】阅读下面的文字,完成后面的题目。(3分)2013年11月3日下午,著名游泳运动员孙杨驾车与公交车发生刮擦。交警部
热门考点
- 1已知一个样本容量为100的样本数据的频率分布直方图如图所示,样本数据落在[6,10)内的样本频数为( ),样本数据
- 2北京市公交总公司21路公交车售票员李素丽,把“全心全意为人民服务”作为自己的座 右铭,真诚热情地为乘客服务,被誉为“
- 3有一个10匝的线圈放在匀强磁场中,磁场方向垂直于垫圈的平面,线圈的面积为0.01m2.当t=0时,B1=0.2T.经过0
- 4阅读下列材料,回答问题。材料一某世界知名电子产品供应商将工资水平提高了30%,受到员工的欢迎,但并不是所有的人都认同这个
- 5(x+y)2=(x﹣y)2+( )
- 6【题文】下列各句没有语病的一句是( )A.古埃及文字和巴比伦楔形文字虽然比汉字来源可能更远,但早在
- 7公元前119年,汉武帝又派大将_________和_________分别率精骑出击匈奴。
- 8身高相等的四名同学甲、乙、丙、丁参加放风筝比赛,四人放出风筝的线长、线与地面的夹角如下表(假设风筝线是拉直的),则四名同
- 9读“美国小麦区和玉米带的分布”图,回答下列问题:(10分)(1)图中字母表示美国的小麦区和玉米带的分别是
- 10 (12分)如图所示,足够长的光滑导轨ab、cd固定在竖直平面内,导轨间距为l,b、c两点间接一阻值为R的电阻。ef是一