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六年制重点中学高中数学课本《代数》第三册第二章“排列,组合,二项式定理”,是在原全日制十年制学校高中《数学》第三册第四章的基础上修改的。下面对这一章教材作一简单介绍。 本章分为两个单元。前一单元为排列和组合,后一单元为二项式定理。排列和组合这一单元包括两个基本原理、排列及排列数公式、组合及组合数公式、
The second chapter “Arrangement, Combination, Binomial Theorem” of the sixth-year high school mathematics textbook “Algebra” in the third volume of the mathematics textbook was modified on the basis of the fourth chapter of the third volume of the “Mathematics” in the original full-time 10-year school high school. of. The following section gives a brief introduction to the teaching materials of this chapter. This chapter is divided into two units. The former unit is arranged and combined, and the latter unit is the binomial theorem. Arranging and combining this unit includes two basic principles, arrangement and arrangement of number formulas, combinations and combinations of number formulas,