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在中考试题中,经常出现二次根式的化简求值问题,它题型多样,技巧性强,如果能根据题目的特点采用一些技巧,可使问题简捷获解.下面介绍几种技巧:
In the mid-term exam questions, secondary root-based simplification and evaluation problems often occur. It has various types of questions and is skillful. If you can use some techniques according to the characteristics of the questions, you can make the problems easier to solve. Here are a few tips: