题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204439-54076.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204439-83414.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204439-55629.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204439-13353.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-80645.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204439-54076.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-65962.gif)
(1)判断函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-26915.gif)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-52292.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-67090.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204441-10093.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204441-95192.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-65962.gif)
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-26915.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204441-99491.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204441-69052.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204441-71982.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204442-60238.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204442-93489.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-26915.gif)
......6分
(2)设函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-52292.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204442-77891.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204442-72933.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204442-34109.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204443-79305.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204443-87283.gif)
由“2和性质”定义可知
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204443-53745.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204444-26235.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204444-34038.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204444-73110.gif)
即函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204444-84845.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204444-34038.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-75964.gif)
所以假设存在实数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204440-65962.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-23566.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-15089.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-51993.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-46772.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-59165.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204446-35408.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204446-92402.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204446-35408.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204446-62519.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204446-16053.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204447-58364.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204447-79435.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204447-58345.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204447-25454.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204448-79528.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204448-53538.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204445-46772.gif)
核心考点
试题【已知函数的反函数为,定义:若对给定的实数,函数与互为反函数,则称满足“和性质”.(1)判断函数是否满足“1和性质”,并说明理由; (2)若,其中满足“2和性】;主要考察你对函数的相关概念等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204257-92308.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204257-56384.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204257-20124.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204258-41123.gif)
A.![]() | B.![]() ![]() | C.![]() | D.![]() ![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204221-15482.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204221-28803.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204221-47417.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204222-35470.gif)
(1)求证:函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204222-73075.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204221-28803.gif)
(2)求证:当
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204222-72810.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204222-46663.gif)
(3)请将(2)问推广到一般情况,并证明你的结论.
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204211-45499.gif)
A.只有一对 | B.恰有有两对 | C.至少有三对 | D.不存在 |
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205204135-15011.gif)
则f(2)= .
最新试题
- 1If you still remember the ______ time of the accident, pleas
- 2自立作为成长的过程,是我们生活能力的锻炼过程,这部分知识仍然需要我们联系自身实际,善于分析判断,在训练的过稳中得到提高。
- 3质量为2kg的水在太阳的照射下,温度升高5℃,水吸收的热量为______J,这是通过______的方法改变了水的内能.若
- 4与魏源同时代的梁廷枬评《海国图志》说:“今天下非无讲求胜夷之法也,不曰以夷攻夷,即曰师夷长技……天朝全盛之日,既资其力,
- 5某超市在春节期间对顾客优惠,规定如图:一次性购物优惠方法少于200元不予优惠低于500元但不低于200元九折优惠500元
- 6已知集合A是由定义域和值域相同的函数为元素构成的集合,(1)判断函数f(x)=log2x+1,x∈[1,2]和g(x)=
- 7如图为一皮带传动装置.左轮半径为4r,右轮半径为r,a、b分别是左右轮边缘上的点,c点到左轮圆心的距离为2r,若传动过程
- 8Could you please ________?A.do the dishesB.doing the dishesC
- 9甲烷中混有乙烯,欲除去乙烯得到纯净的甲烷,最好依次通过的洗气瓶应分别盛有的试剂为( )A.澄清石灰水,浓H2SO4B
- 10Beijing, the capital of China, is one of _________ cities in
热门考点
- 12010年4月22日是第41个世界地球日,第41个世界地球日的主题是“低碳经济绿色发展”。我国国土资源部确定我国今年的地
- 2【题文】如下图,甲楼房位于北纬21°34′,欲在乙处建一新楼,如保证乙楼房全年采光充分,甲乙楼距X最少应是:(
- 3To be honest, it was what he meant ______what he said that m
- 4下列关于不可见光的说法中,不正确的是( )A.人民币上的防伪标识在紫外线的照射下发出荧光B.由于紫外线有***菌作用,因此
- 5甲、乙两相邻的化工厂,排放的污水经处理后,仍然各溶有以下八种离子(Ag+、Fe3+、Ba2+、Na+、Cl-、SO42-
- 6仿照例句,运用比喻手法,另写一组句子。(可选择新的本体和喻体,句意须前后关联,字数不一定与原句相同。)(6分)例句:一棵
- 7某人造卫星沿圆形轨道运转时,由于受到稀薄气体的摩擦阻力作用,轨道半径逐渐减小.关于这个卫星的运动,下列说法正确的是(
- 8—What do you think of this movie? —It"s well worth _____
- 9设f(x)=x2+2|x|,对于实数x1,x2,给出下列条件:①x1>x2,②x12>x22,③x1>|x2|;其中能使
- 10三聚氰胺是一种非食品化工原料,按照国家规定,严禁用作食品添加物。河北省石家庄市三鹿牌部分批次的婴幼儿配方奶粉中含有三聚氰