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 (17.2×10^3)/(0.772×3555.5×215)+(1.0×1.4×10^6)/(1.05×236865.58×(1-(0.8×15.3)/1012.60)×215) 的值.
题型:数学计算
解:
(17.2×10^3)/(0.772×3555.5×215)+(1.0×1.4×10^6)/(1.05×236865.58×(1-(0.8×15.3)/1012.60)×215)
=17200/(0.772×3555.5×215)+(1.0×1.4×10^6)/(1.05×236865.58×(1-(0.8×15.3)/1012.60)×215)
=17200/590141.89+(1.0×1.4×10^6)/(1.05×236865.58×(1-(0.8×15.3)/1012.60)×215)
=17200/590141.89+1400000/(1.05×236865.58×(1-(0.8×15.3)/1012.60)×215)
=17200/590141.89+1400000/(1.05×236865.58×(1-12.24/1012.60)×215)
=17200/590141.89+1400000/(1.05×236865.58×0.987912×215)
=17200/590141.89+1400000/52826030.25708
=0.029146+1400000/52826030.25708
=0.029146+0.026502
=0.055648 答案:(17.2×10^3)/(0.772×3555.5×215)+(1.0×1.4×10^6)/(1.05×236865.58×(1-(0.8×15.3)/1012.60)×215)=0.055648你的问题在这里没有得到解决?请到 热门难题 里面看看吧!