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 (1025×10^3)/(0.998×31730.1×215)+(1.0×332.2×10^6)/(1.15×7934076.85×(1-(0.8×1025)/6785018.86)×215) 的值.
题型:数学计算
解:
(1025×10^3)/(0.998×31730.1×215)+(1.0×332.2×10^6)/(1.15×7934076.85×(1-(0.8×1025)/6785018.86)×215)
=1025000/(0.998×31730.1×215)+(1.0×332.2×10^6)/(1.15×7934076.85×(1-(0.8×1025)/6785018.86)×215)
=1025000/6808327.557+(1.0×332.2×10^6)/(1.15×7934076.85×(1-(0.8×1025)/6785018.86)×215)
=1025000/6808327.557+332200000/(1.15×7934076.85×(1-(0.8×1025)/6785018.86)×215)
=1025000/6808327.557+332200000/(1.15×7934076.85×(1-820/6785018.86)×215)
=1025000/6808327.557+332200000/(1.15×7934076.85×0.999879×215)
=1025000/6808327.557+332200000/1961463135.40179
=0.150551+332200000/1961463135.40179
=0.150551+0.169363
=0.319914 答案:(1025×10^3)/(0.998×31730.1×215)+(1.0×332.2×10^6)/(1.15×7934076.85×(1-(0.8×1025)/6785018.86)×215)=0.319914你的问题在这里没有得到解决?请到 热门难题 里面看看吧!