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题目
题型:解答题难度:一般来源:不详
计算:
答案
解:原式=································2分
=················································4分
=························································6分
解析

核心考点
试题【计算:】;主要考察你对整式的相关概念等知识点的理解。[详细]
举一反三
(6分)计算: 
题型:解答题难度:一般| 查看答案
(满分6分)计算:.
题型:解答题难度:一般| 查看答案
计算:
题型:解答题难度:一般| 查看答案
,则的值是_________
题型:填空题难度:一般| 查看答案
已知,则=
题型:填空题难度:一般| 查看答案
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