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 (838.2×10^3)/(0.991×31730.1×215)+(0.96×3.5×10^6)/(1.15×7934076.85×(1-(0.8×838.2)/272744.39)×215) 的值.
题型:数学计算
解:
(838.2×10^3)/(0.991×31730.1×215)+(0.96×3.5×10^6)/(1.15×7934076.85×(1-(0.8×838.2)/272744.39)×215)
=838200/(0.991×31730.1×215)+(0.96×3.5×10^6)/(1.15×7934076.85×(1-(0.8×838.2)/272744.39)×215)
=838200/6760573.7565+(0.96×3.5×10^6)/(1.15×7934076.85×(1-(0.8×838.2)/272744.39)×215)
=838200/6760573.7565+3360000/(1.15×7934076.85×(1-(0.8×838.2)/272744.39)×215)
=838200/6760573.7565+3360000/(1.15×7934076.85×(1-670.56/272744.39)×215)
=838200/6760573.7565+3360000/(1.15×7934076.85×0.997541×215)
=838200/6760573.7565+3360000/1956876679.6302
=0.123984+3360000/1956876679.6302
=0.123984+0.001717
=0.125701 答案:(838.2×10^3)/(0.991×31730.1×215)+(0.96×3.5×10^6)/(1.15×7934076.85×(1-(0.8×838.2)/272744.39)×215)=0.125701你的问题在这里没有得到解决?请到 热门难题 里面看看吧!