题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090528-47496.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090528-24869.png)
A.15 | B.30 | C. 31 | D. 64 |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090528-47496.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090528-15824.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090520-79656.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090520-18861.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090520-92612.png)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090520-79656.png)
(2)(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090520-39891.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090520-91869.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090521-86096.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090521-12688.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090505-15175.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090505-68184.png)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090505-14808.png)
( 2 )求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090505-14808.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090506-56039.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090456-26239.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090456-73156.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090456-61962.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090457-44367.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090457-98585.png)
A.13 | B.35 | C.49 | D.63 |
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090433-48231.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090434-10484.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090434-63415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090434-95544.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090434-63415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090434-87890.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090435-89189.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090435-23649.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090435-38979.png)
⑴求
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090435-54595.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090435-92697.png)
⑵求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090436-19999.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090434-95544.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090436-67938.png)
⑶ 设
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090436-56796.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090437-88038.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090437-98511.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090416-58896.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090416-15063.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090416-13526.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090417-98488.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012090417-63882.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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