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在进行整式的加减时,若能运用整体处理技巧,常能使问题化繁为简,收到事半功倍之效.现举例介绍整体处理的几种常用技巧,供同学们学习时参考.
In the whole process of addition and subtraction, if you can use the overall processing skills, you can often simplify the problem and get twice the result with half the effort. This is an example of the general handling of several commonly used techniques for reference when students learn.