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 (57.2×10^3)/(0.999×3555.5×215)+(0.85×3.0×10^6)/(1.05×236865.58×(1-(0.8×57.2)/1298105.31)×215) 的值.
题型:数学计算
解:
(57.2×10^3)/(0.999×3555.5×215)+(0.85×3.0×10^6)/(1.05×236865.58×(1-(0.8×57.2)/1298105.31)×215)
=57200/(0.999×3555.5×215)+(0.85×3.0×10^6)/(1.05×236865.58×(1-(0.8×57.2)/1298105.31)×215)
=57200/763668.0675+(0.85×3.0×10^6)/(1.05×236865.58×(1-(0.8×57.2)/1298105.31)×215)
=57200/763668.0675+2550000/(1.05×236865.58×(1-(0.8×57.2)/1298105.31)×215)
=57200/763668.0675+2550000/(1.05×236865.58×(1-45.76/1298105.31)×215)
=57200/763668.0675+2550000/(1.05×236865.58×0.999965×215)
=57200/763668.0675+2550000/53470533.15085
=0.074902+2550000/53470533.15085
=0.074902+0.04769
=0.122592 答案:(57.2×10^3)/(0.999×3555.5×215)+(0.85×3.0×10^6)/(1.05×236865.58×(1-(0.8×57.2)/1298105.31)×215)=0.122592你的问题在这里没有得到解决?请到 热门难题 里面看看吧!