问题描述: 用简便计算1+1/2+1/4+1/8+1/14+1/22+1/32+1/44+1/58+1/74要有计算过程 1个回答 分类:数学 2014-10-16 问题解答: 我来补答 1+1/2+1/4+1/8+1/14+1/22+1/32+1/44+1/58+1/74 =2-1/8+1/32+1/(2*7)+1/(2*11)+1/(4*11)+1/(2*29)+1/(2*37)=2+(-330484+82621+188848+120176+60088+45584+35728)/(32*7*11*29*37)=2+202561/2643872. 展开全文阅读