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 (254×10^3)/(0.997×4851.9×215)+(1.0×12.2×10^6)/(1.15×401449.28×(1-(0.8×254)/467452.94)×215) 的值.
题型:数学计算
解:
(254×10^3)/(0.997×4851.9×215)+(1.0×12.2×10^6)/(1.15×401449.28×(1-(0.8×254)/467452.94)×215)
=254000/(0.997×4851.9×215)+(1.0×12.2×10^6)/(1.15×401449.28×(1-(0.8×254)/467452.94)×215)
=254000/1040029.0245+(1.0×12.2×10^6)/(1.15×401449.28×(1-(0.8×254)/467452.94)×215)
=254000/1040029.0245+12200000/(1.15×401449.28×(1-(0.8×254)/467452.94)×215)
=254000/1040029.0245+12200000/(1.15×401449.28×(1-203.2/467452.94)×215)
=254000/1040029.0245+12200000/(1.15×401449.28×0.999565×215)
=254000/1040029.0245+12200000/99215157.10457
=0.244224+12200000/99215157.10457
=0.244224+0.122965
=0.367189 答案:(254×10^3)/(0.997×4851.9×215)+(1.0×12.2×10^6)/(1.15×401449.28×(1-(0.8×254)/467452.94)×215)=0.367189你的问题在这里没有得到解决?请到 热门难题 里面看看吧!