题目
题型:填空题难度:简单来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000837-70999.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000837-68497.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000837-68368.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000838-78901.png)
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000837-70999.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000837-68497.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000837-68368.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000838-60825.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000838-27294.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000833-36930.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000833-61773.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000833-67990.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000829-21238.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000829-94581.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000829-37268.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000830-32269.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000826-60157.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000826-29870.png)
形如
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000819-82854.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000819-99824.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000819-38500.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000820-96902.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000820-94496.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000820-99876.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000820-23556.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000820-11142.png)
例如:化简:
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-16392.png)
解:首先把
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-16392.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-45315.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-59661.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-14612.png)
由于
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-26019.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000822-66271.png)
即
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000823-55124.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000823-67524.png)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-16392.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000823-47671.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000821-45315.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000823-47671.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000823-16477.png)
根据上述方法化简:
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000824-75044.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000816-80035.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000816-22726.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000816-94824.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000817-47509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190821/20190821000817-66559.png)
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