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> 若(a-b):(a+b)=3:7,则a:b=()。-九年级数学
若(a-b):(a+b)=3:7,则a:b=()。-九年级数学
题目简介
若(a-b):(a+b)=3:7,则a:b=()。-九年级数学
题目详情
若(a-b):(a+b)=3:7, 则a:b=( )。
题型:填空题
难度:偏易
来源:期末题
答案
5:2
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题目简介
若(a-b):(a+b)=3:7,则a:b=()。-九年级数学
题目详情
答案