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 (2187.7×10^3)/(0.995×20479.8×215)+(1.0×144.2×10^6)/(1.05×2865986.06×(1-(0.8×2191.5)/1508080.55)×215) 的值.
题型:数学计算
解:
(2187.7×10^3)/(0.995×20479.8×215)+(1.0×144.2×10^6)/(1.05×2865986.06×(1-(0.8×2191.5)/1508080.55)×215)
=2187700/(0.995×20479.8×215)+(1.0×144.2×10^6)/(1.05×2865986.06×(1-(0.8×2191.5)/1508080.55)×215)
=2187700/4381141.215+(1.0×144.2×10^6)/(1.05×2865986.06×(1-(0.8×2191.5)/1508080.55)×215)
=2187700/4381141.215+144200000/(1.05×2865986.06×(1-(0.8×2191.5)/1508080.55)×215)
=2187700/4381141.215+144200000/(1.05×2865986.06×(1-1753.2/1508080.55)×215)
=2187700/4381141.215+144200000/(1.05×2865986.06×0.998837×215)
=2187700/4381141.215+144200000/646243896.286445
=0.499345+144200000/646243896.286445
=0.499345+0.223136
=0.722481 答案:(2187.7×10^3)/(0.995×20479.8×215)+(1.0×144.2×10^6)/(1.05×2865986.06×(1-(0.8×2191.5)/1508080.55)×215)=0.722481你的问题在这里没有得到解决?请到 热门难题 里面看看吧!