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一元二次方程是中学数学的重要内容之一,有些一元二次方程问题为了有效考察学生的思维水平和学习潜能,往往不拘泥中学课程标准的要求,试题内容丰富、立意新颖、背景鲜活,让人赏心悦目.这类问题通常在方程背景下,给出一个新的概念、性质或方法,要求学生在阅读理解的基础上,应用一元二次方程知识和方法解决问题.这类“新问题”一般以基础性选择题和填空题形式出现,难度不大.
One quadratic equation is one of the important contents of high school mathematics. Some of the quadratic equations are often not subject to the requirements of middle school curriculum standards in order to effectively examine students’ thinking and learning potential. The questions are rich in content, novel and fresh in background, Pleasing to the eye.This type of problem usually gives a new concept, nature or method in the context of the equation, requiring students to apply the unary quadratic equation knowledge and method to solve the problem on the basis of reading comprehension. "Generally based on the multiple choice questions and fill in the blank form, is not difficult.