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配方法是学习一元二次方程的解法时介绍的一种方法,它是初中数学常用的几种经典解题方法之一,并适用于解决多种问题.配方法的实质在于改变式子的非负性,是挖掘隐含条件的有力工具。
The matching method is a method introduced when studying the solution of the one-dimensional quadratic equation. It is one of several classic problem-solving methods commonly used in junior high school mathematics, and is suitable for solving a variety of problems. The essence of the matching method is to change the non-negative formulas. Negativeness is a powerful tool for mining hidden conditions.