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 (21.7×10^3)/(0.794×1225×215)+(1.0×0.5×10^6)/(1.05×105906.6×(1-(0.8×21.7×10^3)/599216.7)×215) 的值.
题型:数学计算
解:
(21.7×10^3)/(0.794×1225×215)+(1.0×0.5×10^6)/(1.05×105906.6×(1-(0.8×21.7×10^3)/599216.7)×215)
=21700/(0.794×1225×215)+(1.0×0.5×10^6)/(1.05×105906.6×(1-(0.8×21.7×10^3)/599216.7)×215)
=21700/209119.75+(1.0×0.5×10^6)/(1.05×105906.6×(1-(0.8×21.7×10^3)/599216.7)×215)
=21700/209119.75+500000/(1.05×105906.6×(1-(0.8×21.7×10^3)/599216.7)×215)
=21700/209119.75+500000/(1.05×105906.6×(1-17360/599216.7)×215)
=21700/209119.75+500000/(1.05×105906.6×0.971029×215)
=21700/209119.75+500000/23215764.26049
=0.103768+500000/23215764.26049
=0.103768+0.021537
=0.125305 答案:(21.7×10^3)/(0.794×1225×215)+(1.0×0.5×10^6)/(1.05×105906.6×(1-(0.8×21.7×10^3)/599216.7)×215)=0.125305你的问题在这里没有得到解决?请到 热门难题 里面看看吧!