培养学生合理化的解题技巧,是提高学生解题能力、训练学生思维能力的重要措施。本文结合例题谈谈初中数学解题中的若干技巧。一、应用非负实数的性质实数集合中的正数和零总称非负实数。它有两条主要性质:(1)几个非负实数的和仍是非 Cultivating students’ rational problem-solving skills is an important measure to improve students’ ability to solve problems and train their thinking skills. This article discusses several techniques in the problem solving of junior high school mathematics. First, the application of non-negative real numbers in the property of the real number set of positive and zero collective non-negative real numbers. It has two main properties: (1) The sum of several nonnegative real numbers is still non-negative