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 (445.3×10^3)/(0.977×7916.8×215)+(1.0×6.6×10^6)/(1.15×819724.71×(1-(0.8×445.3)/32619.11)×215) 的值.
题型:数学计算
解:
(445.3×10^3)/(0.977×7916.8×215)+(1.0×6.6×10^6)/(1.15×819724.71×(1-(0.8×445.3)/32619.11)×215)
=445300/(0.977×7916.8×215)+(1.0×6.6×10^6)/(1.15×819724.71×(1-(0.8×445.3)/32619.11)×215)
=445300/1662963.424+(1.0×6.6×10^6)/(1.15×819724.71×(1-(0.8×445.3)/32619.11)×215)
=445300/1662963.424+6600000/(1.15×819724.71×(1-(0.8×445.3)/32619.11)×215)
=445300/1662963.424+6600000/(1.15×819724.71×(1-356.24/32619.11)×215)
=445300/1662963.424+6600000/(1.15×819724.71×0.989079×215)
=445300/1662963.424+6600000/200463499.74522
=0.267775+6600000/200463499.74522
=0.267775+0.032924
=0.300699 答案:(445.3×10^3)/(0.977×7916.8×215)+(1.0×6.6×10^6)/(1.15×819724.71×(1-(0.8×445.3)/32619.11)×215)=0.300699你的问题在这里没有得到解决?请到 热门难题 里面看看吧!