5/6+11/12+23/24+47/48/+95/96+191/192等于多少 要简便过程 急!
人气:104 ℃ 时间:2019-09-29 04:21:42
解答
5/6+11/12+23/24+47/48/+95/96+191/192=(1-1/6)+(1-1/12)+(1-1/24)+(1-1/48)+(1-1/96)+(1-1/192)=6X1-(1/6+1/12+1/24+1/48+1/96+1/192)=6-(2/12+1/12+1/24+1/48+1/96+1/192)=6-(3/12+1/24+1/48+1/9...
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