二次根式运算是“数与代数”的重要内容,同学们在学习这部分内容时,由于对其概念、性质理解不透,掌握不牢,运用不活,常常会出现各种各样的错误。下面就同学们在二次根式解题中出现的一些常见错误分类剖析如下,希望引起大家的关注。 The root-mean-square operation is an important part of “number and algebra ”. When students learn this part, they often have a variety of things due to their imperfect understanding of the concept and nature, lack of control and inactivation. mistake. Below on the students in the second root problem-solving some common mistakes in the classification as follows, I hope everyone’s attention.