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数学是一门神奇的学科,它不像文科有多种答案,尽管答案一般是惟一的,但解答方法可以多种多样,换一个角度去思考也许又会别有天地,高中数学就充分体现了这一点.一道习题引起了我的注意:
Mathematics is a magical subject. It does not have many kinds of answers as the liberal arts. Although the answers are generally unique, the answers can vary from one point of view to another, and high school mathematics fully reflects this point An exercise caught my attention: