总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 (1258.7×10^3)/(0.991×31730.1×215)+(0.927×57.73×10^6)/(1.15×7934076.85×(1-(0.8×1258.7)/272744.39)×215) 的值.
题型:数学计算
解:
(1258.7×10^3)/(0.991×31730.1×215)+(0.927×57.73×10^6)/(1.15×7934076.85×(1-(0.8×1258.7)/272744.39)×215)
=1258700/(0.991×31730.1×215)+(0.927×57.73×10^6)/(1.15×7934076.85×(1-(0.8×1258.7)/272744.39)×215)
=1258700/6760573.7565+(0.927×57.73×10^6)/(1.15×7934076.85×(1-(0.8×1258.7)/272744.39)×215)
=1258700/6760573.7565+53515710/(1.15×7934076.85×(1-(0.8×1258.7)/272744.39)×215)
=1258700/6760573.7565+53515710/(1.15×7934076.85×(1-1006.96/272744.39)×215)
=1258700/6760573.7565+53515710/(1.15×7934076.85×0.996308×215)
=1258700/6760573.7565+53515710/1954457902.91215
=0.186182+53515710/1954457902.91215
=0.186182+0.027381
=0.213563 答案:(1258.7×10^3)/(0.991×31730.1×215)+(0.927×57.73×10^6)/(1.15×7934076.85×(1-(0.8×1258.7)/272744.39)×215)=0.213563你的问题在这里没有得到解决?请到 热门难题 里面看看吧!