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 (1.8×10^3)/(0.972×10239.9×215)+(0.85×4.8×10^6)/(1.05×401449×(1-(0.8×1.8)/33161.77)×215) 的值.
题型:数学计算
解:
(1.8×10^3)/(0.972×10239.9×215)+(0.85×4.8×10^6)/(1.05×401449×(1-(0.8×1.8)/33161.77)×215)
=1800/(0.972×10239.9×215)+(0.85×4.8×10^6)/(1.05×401449×(1-(0.8×1.8)/33161.77)×215)
=1800/2139934.302+(0.85×4.8×10^6)/(1.05×401449×(1-(0.8×1.8)/33161.77)×215)
=1800/2139934.302+4080000/(1.05×401449×(1-(0.8×1.8)/33161.77)×215)
=1800/2139934.302+4080000/(1.05×401449×(1-1.44/33161.77)×215)
=1800/2139934.302+4080000/(1.05×401449×0.999957×215)
=1800/2139934.302+4080000/90623214.78427
=0.000841+4080000/90623214.78427
=0.000841+0.045022
=0.045863 答案:(1.8×10^3)/(0.972×10239.9×215)+(0.85×4.8×10^6)/(1.05×401449×(1-(0.8×1.8)/33161.77)×215)=0.045863你的问题在这里没有得到解决?请到 热门难题 里面看看吧!