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中考数学压轴题考察的是学生综合运用所学知识解决问题的能力,体现出数学知识,基本技能,思想方法的综合性.本文以2016年龙岩市九年级数学市质检的最后一题为例,从五个方面阐述以二次函数为背景的探究类压轴题的解题策略.一、认真审题,理解题意首先,要认真审题,理解题意,寻找题目中的已知条件,挖掘隐含的条件,找出条件与条件、条件与结论之间的逻辑关系,把握试题的特点,结构,才能找到解题思路,选择解题
The math test in the senior high school entrance examination examines the ability of students to use the knowledge they use to solve the problem synthetically, which reflects the comprehensiveness of maths knowledge, basic skills and methods of thinking.In this paper, taking the last question of the ninth grade math test in Longyan City in 2016 as an example , From five aspects elaborated on the quadratic function as the background to explore the finale of the problem-solving strategies.First, earnest examination of the problem, to understand the problem first of all, we must seriously review the problem, understand the problem, find the subject of the known conditions, mining hidden Including the conditions to find the conditions and conditions, conditions and conclusions of the logical relationship between the test questions to grasp the characteristics of the structure, we can find solutions to problems, choose to solve the problem