一、数学概念课的基本任务高中数学概念主要是定义性概念.对于概念课来讲,教学的重点是概念的理解与运用,教学难点是概念的理解.基本任务有以下三点:1.明确数学概念是什么,包括:(1)揭示概念所反映的一类事物的本质属性,给概念下定义;(2)用不同的语言形式对概念加以解释,如将概念的定义由文字语言表述转换为用符号语言或图形语言表述; First, the basic tasks of mathematics concept class High school mathematics concept is mainly a definition of concept .For the concept of class, the focus of teaching is the concept of understanding and application, the difficulty of teaching is the concept of understanding.The basic tasks have the following three points: 1 clear What are the mathematical concepts, including: (1) to reveal the essential attributes of a class of things reflected by the concept and to define the concept; (2) to explain the concept in different linguistic forms, such as changing the definition of the concept from verbal language representation To use a symbolic language or graphical language expression;