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shang pin xiao shou zhong de yi yuan yi ci fang cheng
Author(s): 
Pages: 29-30
Year: Issue:  11
Journal: School Journal of Mathematics

Keyword:  商品销售一次方程销售问题进价商品交易市场经济标价分析日常生活社会现象售价;
Abstract: <正>随着市场经济的不断发展,商品交易成了人们日常生活中最为普遍的一种社会现象,反映在数学上,商品销售问题也成了一类非常重要的实际问题.在商品销售问题中,要首先理解三个概念:进价、标价、售价;其次掌握两个关系式:利润=售价-进价,
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