题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115504-22024.png)
(1)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-67408.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-26708.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-82703.png)
(2)设函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-81548.png)
(ⅰ)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-35465.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115506-85692.png)
(ⅱ)在(ⅰ)的条件下,若
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115506-48961.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115506-37531.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115506-16191.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115507-25278.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115507-81864.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115507-38402.png)
解析
试题分析:(1)将
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-67408.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115508-10635.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115508-31043.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115508-88343.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115508-35398.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115508-71487.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115509-71704.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115506-85692.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115509-44923.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-35465.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115509-30788.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115509-57757.png)
(1)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-67408.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115510-57893.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115510-86537.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115510-40542.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115510-75416.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115511-98038.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-26708.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-82703.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115507-25278.png)
(2)(ⅰ)令
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115511-69284.png)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115511-24805.png)
即
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115511-64146.png)
令
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115508-71487.png)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115512-89353.png)
令
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115512-36830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115512-31554.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115512-16061.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115512-19534.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115510-86537.png)
又
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115513-13102.png)
所以当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115513-41526.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115513-95226.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115513-52064.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115514-69058.png)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115509-71704.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115514-11418.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115514-67343.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115514-50922.png)
所以当函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115515-39820.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115515-67978.png)
(ⅱ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115515-67978.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115515-71966.png)
若
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115515-28163.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115506-37531.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115509-44923.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115515-93376.png)
令
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115516-43453.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115516-89868.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115516-38300.png)
又
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115516-64242.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115517-47625.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115505-35465.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115517-86194.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115517-50779.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115517-78167.png)
又
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115517-61610.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115518-48817.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115518-47452.png)
即
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115518-76415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115518-12963.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115518-36805.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115347-87145.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115347-53560.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115347-43771.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115347-68468.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115320-65391.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115320-18697.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115320-62031.png)
(1)求证:函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115320-91927.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115321-43291.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115320-91927.png)
(2)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115320-91927.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115321-10107.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115321-32418.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115303-66550.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115304-37089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115304-49137.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115305-83520.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115305-95846.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115305-42304.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115305-19737.png)
A.3 | B.4 | C.5 | D.6 |
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115209-20546.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115209-57278.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115201-18756.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115201-12988.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115201-67412.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115202-12066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115202-30498.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115202-76317.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115201-67412.png)
(1)试将
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115202-30498.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115202-54332.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115203-32210.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115203-85356.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115202-30498.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017115203-49179.png)
最新试题
- 1已知圆锥的底面直径和母线长都是10cm,则圆锥的侧面积为______.
- 2观察叶的结构示意图,回答下列问题:(1)具有保护作用的是[1]__________和[4]___________。(2)
- 3细胞可分为真核细胞和原核细胞两大类,下列关于原核细胞与真核细胞比较的描述错误的是[ ]A.两类细胞中8种核苷酸都
- 4在国际交往中,胡锦涛多次强调:“中国的发展不会妨碍任何人,也不会威胁任何人,只会有利于世界的和平稳定、共同繁荣。”这表明
- 5仿写下面的句子,要求句式相同,前后语意连贯。 面对失败,一笑而过是一种乐观;面对误解,一笑而过是一种坦然;______
- 6阅读下面的文章,完成后面的问题。你就是自己的奇迹姜钦峰他是个阳光帅气的小伙子,一头飘逸的长发,再加上一副墨镜,给人的第一
- 7(9分)由透明体做成的三棱柱,横截面为有一个锐角为300的直角三角形,如图乙所示,AC面镀膜,经透明体射到AC面的光只能
- 8与晚清政府时期相比,在南京国民政府统治时期民族工业的发展遇到了新的阻碍,这里新的阻碍是指A.官僚资本的控制B.自然经济的
- 9(12分)如图所示,电源的电动势是6V,内电阻是0.5,小电动机M的线圈电阻为0.5,限流电阻R0为3,若电压表的示数为
- 10No one can stop us from going there, ______?A.can’t itB.can
热门考点
- 1如图,AB∥CD,∠B=58°,∠E=20°,则∠D的度数为______度.
- 2关于我国四大高原的叙述,正确的是[ ]A.地表起伏最小的是云贵高原 B.水土流失最严重的是黄土高原 C.分布层层
- 3You had better ____________ because you have to drive back h
- 4电路有三种状态:处处连通的电路叫______;某处断开的电路叫______;______时电流很大,会烧坏电源.
- 5被称为“遗传学之父”的科学家是 [ ]A.达尔文B.袁隆平C.孟德尔D.巴士德
- 6如图所示为一横波发生器的显示屏,可以显示出波由O点从左向右传播的图像,屏上每一小格长度为1 cm.在t=0时刻横波发生器
- 7Many people_________watching football games.A.would likeB.fe
- 8一个数的平方一定大于这个数______.(请填写“正确”或“错误”)
- 9如果只能在粗细相同的铁丝和锰铜丝之间作选择,应选择 作变阻器的电阻丝,其理论据是
- 10德国联邦议会与法国参议院的相同点不包括 ( )A.都是上议院B.都有立法权C.都有权否决下院的议案D.都由选举产生