一、常用数学思想 1.函数与方程的思想 用变量和函数来思考问题的方法就是函 数思想,函数思想是函数概念、图象和性质等 知识更高层次的提炼和概括,是在知识和方法 反复学习运用中抽象出的带有观念的指导方 法.在许多数学问题中,一般都含有常量、变量 或参量,其中必有一个处于突出的、主导的地 First, the common mathematical ideas 1. The idea of ​​functions and equations Using variables and functions to think of the problem is the function of the idea, the function of the idea is the function of the concept, image and nature of higher level of knowledge and refining, is in knowledge and methods Repeatedly learning the use of the concept of the guidance method in the abstract. In many mathematical problems, it usually contains constants, variables or parameters, of which there must be a prominent, dominant