论文部分内容阅读
有些同学在解题中,常常忽视零的限制作用.对那些该限制的没作限制造成了解的增加,对那些本来不应该限制的误作了限制造成了解的遗失.以下是部分同学的错解实录和错因,供同学们借鉴.
Some classmates often overlook the role of zero restrictions in solving problems. To those who do not limit the restrictions caused by the increase in understanding, those who should not be limited to limit the errors caused by the loss of understanding. The following is part of the students’ misunderstanding Record and wrong reasons for students to learn from.