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 (1014.5×10^3)/(0.980×20407.8×215)+(1.0×67.3×10^6)/(1.15×4102761.36×(1-(0.8×1014.5)/102964.28)×215) 的值.
题型:数学计算
解:
(1014.5×10^3)/(0.980×20407.8×215)+(1.0×67.3×10^6)/(1.15×4102761.36×(1-(0.8×1014.5)/102964.28)×215)
=1014500/(0.980×20407.8×215)+(1.0×67.3×10^6)/(1.15×4102761.36×(1-(0.8×1014.5)/102964.28)×215)
=1014500/4299923.46+(1.0×67.3×10^6)/(1.15×4102761.36×(1-(0.8×1014.5)/102964.28)×215)
=1014500/4299923.46+67300000/(1.15×4102761.36×(1-(0.8×1014.5)/102964.28)×215)
=1014500/4299923.46+67300000/(1.15×4102761.36×(1-811.6/102964.28)×215)
=1014500/4299923.46+67300000/(1.15×4102761.36×0.992118×215)
=1014500/4299923.46+67300000/1006412184.404075
=0.235934+67300000/1006412184.404075
=0.235934+0.066871
=0.302805 答案:(1014.5×10^3)/(0.980×20407.8×215)+(1.0×67.3×10^6)/(1.15×4102761.36×(1-(0.8×1014.5)/102964.28)×215)=0.302805你的问题在这里没有得到解决?请到 热门难题 里面看看吧!