题目
题型:解答题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
(1)对任意的
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-46983.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-29691.png)
(3)若
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-82786.png)
(1)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-34337.png)
(2)函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-12762.png)
(3)若
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-59268.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-27259.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-74819.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-26380.png)
答案
解析
试题分析:若
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-41790.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-28461.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-51073.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-59268.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-27259.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-53499.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-16298.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-68326.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-89099.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035951-41790.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035952-28461.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035953-78522.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035953-98118.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-46983.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035949-91022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-34337.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-12762.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035953-15160.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-12762.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035950-12762.png)
核心考点
试题【设定义域为[0,1]的函数同时满足以下三个条件时称为“友谊函数”:(1)对任意的,总有≥0;(2);(3)若成立,则下列判断正确的有 .(1)为“友谊函】;主要考察你对函数的单调性与最值等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035945-42724.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035945-60998.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-39916.png)
(2)问是否存在实数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-30279.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-29688.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-79727.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-39916.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-33837.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035947-49423.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-30279.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035946-29688.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035942-83790.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035942-58052.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035942-61802.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035942-80905.png)
(Ⅰ)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035942-83790.png)
(Ⅱ)解不等式
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035943-29014.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035937-15018.png)
(Ⅰ) 若函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035937-51874.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035937-52585.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035937-85866.png)
(Ⅱ) 求证:当
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035938-10455.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035938-54402.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035938-11816.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035935-48949.png)
A.关于原点对称 | B.关于直线y=x对称 |
C.关于x轴对称 | D.关于y轴对称 |
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035930-93915.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035930-30816.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035930-63821.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035931-20542.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035931-19896.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035931-89887.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035931-24882.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035931-39499.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035932-17940.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035932-71637.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035932-94037.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818035932-90664.png)
A.![]() | B.![]() | C.![]() | D.![]() |
最新试题
- 1根据右图得出的合理结论有 ①如果高档耐用品在N点呈现买方市场,其替代产品需求量减少 ②如果生活必需品在M点呈
- 2磁电式电压表是电流表经过改装制成的.现有一满偏电流Ig=300μA、内阻未知的电流表,要将它改装成磁电式电压表.(1)在
- 3This important lesson by Professor Wang teaches primary stud
- 4某同学在探究性学习中收集了下组图片,该组图片信息所反映的历史主题是A.民族复兴之路B.民主革命之路C.社会主义道路D.改
- 5区域内部特征具有______性。区域之间的特征具有明显的_______性。[ ]A.相对一致;差异B.绝对一致;
- 6《从科举制度的废除看近代以来的文化断裂》一文指出,农村知识分子大量地单向地向城市流动,并在城市中去寻求自己的生存与发展的
- 7(1)小虎同学取适量雪碧汽水于试管中,稍稍加热后产生大量气泡,发生反应的化学方程式为:______.(2)将螳螂放在盛有
- 8已知函数f(x)=-x2+4x+a,x∈[0,1],若f(x)有最小值-2,则f(x)的最大值为( )A.1B.0C.
- 9The guard____old man to pass after he showed him the pass. A
- 10Great changes _____ in our hometown in the past ten years. [
热门考点
- 1下表中所列的是12月22日甲、乙、丙、丁四地的白昼时间,根据表中数据回答1—2题。1、四地中属于南半球的是 [
- 2It was from my best friend Jane ________ I learned the truth
- 3【题文】已知函数,则满足不等式>的x的取值范围是___________________。
- 4铁及铁的化合物应用广泛,如FeCl3可用作催化剂、印刷电路铜板腐蚀剂和外伤止血剂等。(1)写出FeCl3溶液腐蚀印刷电路
- 5计算(1)(2)
- 62011年中国·秦淮国际灯会点灯仪式于2011年1月31日晚7时在南京中华门瓮城举行。整个点灯仪式以传统儒学文化精粹的“
- 7以下各项在酿酒的过程中不需要用到的是 [ ]A.蒸熟的糯米 B.酒曲 C.冰箱 D.冷开水
- 8“打倒列强,除军阀;国民革命成功,心欢畅”,这里的“军阀”主要指①张作霖 ②吴佩孚 ③孙传芳 ④蒋介石A.①
- 9材料一 自第一届全国人民代表大会以来,历届全国人民代表大会少数民族代表的比例都高于少数民族人口的比例。第十一届全国人大代
- 10下列各组物质中,第一种是含氧酸,第二种是强电解质,第三种是混合物的是( )A.水、纯碱、空气B.HNO3、盐酸、碱石灰