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 (720.6×10^3)/(0.991×31730.1×215)+(0.959×3.5×10^6)/(1.15×7934076.85×(1-(0.8×720.6)/272744.39)×215) 的值.
题型:数学计算
解:
(720.6×10^3)/(0.991×31730.1×215)+(0.959×3.5×10^6)/(1.15×7934076.85×(1-(0.8×720.6)/272744.39)×215)
=720600/(0.991×31730.1×215)+(0.959×3.5×10^6)/(1.15×7934076.85×(1-(0.8×720.6)/272744.39)×215)
=720600/6760573.7565+(0.959×3.5×10^6)/(1.15×7934076.85×(1-(0.8×720.6)/272744.39)×215)
=720600/6760573.7565+3356500/(1.15×7934076.85×(1-(0.8×720.6)/272744.39)×215)
=720600/6760573.7565+3356500/(1.15×7934076.85×(1-576.48/272744.39)×215)
=720600/6760573.7565+3356500/(1.15×7934076.85×0.997886×215)
=720600/6760573.7565+3356500/1957553466.30305
=0.106589+3356500/1957553466.30305
=0.106589+0.001715
=0.108304 答案:(720.6×10^3)/(0.991×31730.1×215)+(0.959×3.5×10^6)/(1.15×7934076.85×(1-(0.8×720.6)/272744.39)×215)=0.108304你的问题在这里没有得到解决?请到 热门难题 里面看看吧!