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在近几年中考试题中频频出现这样一类题——新定义问题.新定义问题主要考查学生的阅读理解能力、自学能力以及接受新事物适应情况的能力.根据新定义进行运算、推理、迁移的一种题型.“新定义”型问题成为近年来中考数学压轴题的新亮点.解决这类问题的关键一是掌握问题原型的特点及其问题解决的思想方法;二是根据问题情景的变化,通过认真思考,合理进行思想方法的迁移.
In recent years, exam questions frequently appear such a problem - a new definition of the problem. The new definition of the problem mainly examine students’ reading comprehension, self-learning ability and accept new things to adapt to the situation. According to the new definition of computing, reasoning, migration The problem of “new definition” has become a new bright spot in the field of mathematics test of senior high school entrance examination in recent years.The key to solve this kind of problem is to grasp the characteristics of problem prototype and the way of thinking of problem solving; second, Changes in the situation, through careful reflection, reasonable way to move ideas and methods.