题目
题型:不详难度:来源:
已知函数
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073621-72274.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073622-75495.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073622-56462.png)
的图象上。
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073622-89282.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073622-60509.png)
(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073623-41979.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073623-65952.png)
(3)令
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073623-17204.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073623-75792.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073623-79099.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073624-84373.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073629-39493.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073629-90723.png)
又
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073630-67952.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073630-61703.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073630-17308.png)
解析
试题分析:(1)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073630-21335.png)
当
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073631-85372.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073631-15330.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073631-29391.png)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073631-75991.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073632-35521.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073632-72683.png)
由①
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073632-87944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073632-25694.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073632-19669.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073633-81390.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073633-57092.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073633-62807.png)
(3)证明:由
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073633-44156.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073634-42131.png)
又
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073630-67952.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073634-35081.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073634-19651.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073630-17308.png)
点评:由
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073634-88594.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073635-24363.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073535-41668.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073536-59585.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073536-26152.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073536-20811.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073536-70532.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073537-17111.png)
(1)写出
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073537-17686.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073535-41668.png)
(2)记
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073537-18922.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073537-51037.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073536-59585.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073537-18922.png)
(3)若数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073537-74024.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073538-10388.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073538-95029.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073538-34068.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073527-53261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073528-98564.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073528-52463.png)
A. 0 | B. 1 | C. 2 | D. 3 |
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073516-29709.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073516-37176.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073516-53163.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073516-84663.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073516-87512.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073517-98927.png)
(1)求证:
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073517-18817.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073517-11003.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073517-38767.png)
(2)设
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073517-86550.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073518-10400.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073518-51508.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073518-10165.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073518-66754.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073519-97009.png)
(3)设
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073519-87599.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073519-53292.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073519-40937.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073519-18132.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073520-60735.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073520-69946.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073520-39714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073518-10165.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073502-50532.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-55713.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-36585.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-35207.png)
(1)求证:数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-40447.png)
(2)设
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-84410.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-72839.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073503-55713.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073504-64384.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073504-43195.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073429-56877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073429-91062.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012073429-94567.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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