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 (1271.5×10^3)/(0.991×31730.1×215)+(1.03×29.9×10^6)/(1.15×7934076.85×(1-(0.8×1271.5)/424063.7)×215) 的值.
题型:数学计算
解:
(1271.5×10^3)/(0.991×31730.1×215)+(1.03×29.9×10^6)/(1.15×7934076.85×(1-(0.8×1271.5)/424063.7)×215)
=1271500/(0.991×31730.1×215)+(1.03×29.9×10^6)/(1.15×7934076.85×(1-(0.8×1271.5)/424063.7)×215)
=1271500/6760573.7565+(1.03×29.9×10^6)/(1.15×7934076.85×(1-(0.8×1271.5)/424063.7)×215)
=1271500/6760573.7565+30797000/(1.15×7934076.85×(1-(0.8×1271.5)/424063.7)×215)
=1271500/6760573.7565+30797000/(1.15×7934076.85×(1-1017.2/424063.7)×215)
=1271500/6760573.7565+30797000/(1.15×7934076.85×0.997601×215)
=1271500/6760573.7565+30797000/1956994381.66013
=0.188076+30797000/1956994381.66013
=0.188076+0.015737
=0.203813 答案:(1271.5×10^3)/(0.991×31730.1×215)+(1.03×29.9×10^6)/(1.15×7934076.85×(1-(0.8×1271.5)/424063.7)×215)=0.203813你的问题在这里没有得到解决?请到 热门难题 里面看看吧!