近几年中,最值问题是中考命题的热点之一,它综合了不等式、函数、三角形等各方面知识,可以说是涉及面最广泛、综合性最强的一类命题.本文从几个不同的角度探索几类最值问题的解法,希望与大家共同探讨.一、与绝对值有关的最值问题例1(2004,南昌)先阅读下面材料,然后解答问题.在 In recent years, the issue of the most value is one of the hot spots of the examination proposition. It integrates inequalities, functions, triangles and other aspects of knowledge, it can be said that it involves the most extensive and most comprehensive class of propositions. This article from several From different perspectives, we explore the solution to several types of problems of the most value, and hope to discuss them with you. First, the problem of the maximum value related to absolute values ​​Example 1 (2004, Nanchang) First read the following materials, and then answer the questions.