杨辉三角有趣问题——“排列组合与概率”教学的一次尝试

Interesting Problems on Yang Hui Triangle——A Try of Teaching on Permutations and Combinations and Probability

通过高中数学涉及到的杨辉三角中的有趣现象,提出问题,并以这个问题为中心,组织引导学生用所学的排列组合与概率知识解释这一现象,探求这个问题解决的思路和方法,从而达到拓宽学生思维方式的目的。

Through some interesting phenomena about Yang Hui Triangle in Senior Mathmatics, a question is asked, and based on this question, the author organise students to discuss and explain it with what they have learned about permutations and Combination and Probability, and guides them to explore some ideas and ways to solve the problem, thus reaching the goal to broaden the students＇ minds.