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条件二次根式的求值问题是中考、竞赛中的常见题型.这类问题的综合性和技巧性较强.解题时,应根据题目的特征,采用灵活的解题策略. 一、化简代入
The problem of the evaluation of the conditional quadratic roots is a common question in the examinations and competitions. The comprehensiveness and skillfulness of such problems is strong. When solving a problem, a flexible problem-solving strategy should be adopted according to the characteristics of the topic. Simple introduction