题目
题型:填空题难度:简单来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115129-92633.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115129-41041.png)
解析
单项式的系数:单项式中的数字因数。即为
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115129-25277.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115130-36285.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115128-67641.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115128-43900.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115124-82231.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115125-54390.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115125-14474.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115125-87550.png)
①3+(-12)= ②
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115118-38991.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115118-87232.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115118-67901.png)
⑤
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115119-28146.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115119-18615.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115119-61536.png)
⑧
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115119-87449.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-94009.gif)
②计算:
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-32058.gif)
③化简:
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-93979.gif)
④化简:
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-82991.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-41371.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-82991.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115114-40367.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-41371.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115114-40367.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115113-82991.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115114-40367.gif)
⑤解方程:
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115114-26373.gif)
⑥解方程:
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115114-93690.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115111-17334.gif)
(1)在数轴上标出表示-
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115112-36165.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115112-36165.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115112-36165.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115112-36165.gif)
(3)用“<”号把
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115112-36165.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817115112-36165.gif)
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