题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041732-33677.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041732-84927.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041732-59725.png)
(2)若关于
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-95061.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-22298.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-42160.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-40925.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-79895.png)
解析
试题分析:(1)利用导数即可求得
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041732-59725.png)
(2)联系(1)题,可将
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041734-92938.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041734-59107.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041734-69227.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041734-36428.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-26466.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-61677.png)
试题解析:(1)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-17481.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-48022.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-55058.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041736-77015.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041736-98498.png)
当
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041736-26003.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041736-41534.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041737-36290.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041737-69451.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-40925.png)
(2)由(1)可知
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041734-36428.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041737-70955.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041737-22080.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041737-63874.png)
令
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-26466.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041735-61677.png)
即
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041738-13229.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041733-79895.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041722-64262.png)
(1)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041722-81458.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041722-12925.png)
(2)设
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041722-29261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-33888.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-98214.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-50189.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-68553.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-33888.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-20471.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041723-89631.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041714-37048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041714-63355.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041714-53665.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041715-40344.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041715-44636.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041715-69419.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041715-13053.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041715-57864.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041707-98781.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041707-24688.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041707-14095.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041707-81286.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041657-31587.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041657-24955.png)
(Ⅰ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041657-44963.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041657-38351.png)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041657-38351.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041658-10286.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041658-72915.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041658-24079.png)
(Ⅲ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041658-42807.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041658-33786.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041658-24079.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041633-22044.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041633-55608.png)
(1)当
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041633-19263.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041633-32263.png)
(2)试讨论
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041633-32263.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041634-63536.png)
(3)当
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041634-38663.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041634-41057.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041634-70031.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041634-27433.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041634-41057.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041635-61363.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041635-60133.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018041635-35818.png)
最新试题
- 1甲、乙两地相距10千米,汽车从甲地到乙地,每时行驶v千米,用代数式表示汽车从甲地到乙地所需的时间为______小时.
- 2下列有关文学常识及课文内容的表述,有误的一项是( )A.《曹刿论战》选自我国第一部纪传体史书《左传》,《陈涉世家
- 3在一些都市,逢年过节给亲朋好友赠送鲜花已成为一种时尚。下图是某种鲜花的价格变化示意图。假定其他条件不变,在P点时A.该种
- 4向稀硫酸溶液中慢慢滴加氢氧化钡溶液直至过量,下列图象中能正确表示其变化的是( )A.B.C.D.
- 5设NA表示阿伏加德罗常数的值,下列传述不正确的是( )A.标准状况下,11.2L三氯甲烷所分子数为0.5NAB
- 6While________ along the road, Mr. Smith met an old friend of
- 7设NA为阿伏加德罗常数的值。下列叙述正确的是A.1mol甲醇中含有C—H键的数目为4NAB.25℃,pH=13的NaOH
- 8第三节 书面表达(满分25分)请根据内容提示,用英语以 “Life in Senior” 为题写一篇短文,叙述你的高中生
- 9在6份0.01mol/L氨水中分别加入下列各物质:A.浓氨水 B.纯水 C.少量浓H2SO4D.少量NaOH固体 E
- 10阅读理解: Last year, we spent Christmas and New Year in Queen
热门考点
- 1明辨是非,判断下列说法正确与否,如果错误请说明理由。(1)公民行使权利不受任何干涉和约束。_______________
- 2I.教师为每位同学准备了铁架台、铁夹、电键、复写纸、纸带、刻度尺、电磁打点计时器、密度不同的重物和导线若干。为了完成 “
- 3下列各句中,加粗成语使用恰当的一项是[ ]A.虽然已经是晚上了,但候车大厅里依然人来人往,热闹非凡,大喇叭的广播
- 4要在边长为16米的正方形草坪上安装喷水龙头,使整个草坪都能喷洒到水。假设每个喷水龙头的喷洒范围都是半径为6米的圆面,则需
- 5根据规律填上合适的数:(1)-9,-6,-3,______,3;(2)1,8,27,64,______,216;(3)2
- 6如图是水陆两用飞机在水面起飞时的情景.则该飞机( )A.起飞时,空气对它的浮力大于重力B.起飞时,空气对它的升力大于重
- 7-Which do you like ________ about China? -The Food. [ ]
- 8计算(1)+(2)已知,求的值.
- 9进入青春期后,男孩女孩的身心变化很大,下列相关叙述错误的是[ ]A.身高,体重迅速增加B.心肺功能增强C.有了较
- 10一子弹击中木板的水平向东的速度是600 m/s,历时0.02 s穿出木板,穿出木板时的水平速度为300 m/s,则子弹穿