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 (157.5×10^3)/(0.921×2548.52×305)+(0.27×1.2×10^6)/(1.0×93974.09×(1-(0.8×157.5×10^3)/4338618.74)×305) 的值.
题型:数学计算
解:
(157.5×10^3)/(0.921×2548.52×305)+(0.27×1.2×10^6)/(1.0×93974.09×(1-(0.8×157.5×10^3)/4338618.74)×305)
=157500/(0.921×2548.52×305)+(0.27×1.2×10^6)/(1.0×93974.09×(1-(0.8×157.5×10^3)/4338618.74)×305)
=157500/715892.0106+(0.27×1.2×10^6)/(1.0×93974.09×(1-(0.8×157.5×10^3)/4338618.74)×305)
=157500/715892.0106+324000/(1.0×93974.09×(1-(0.8×157.5×10^3)/4338618.74)×305)
=157500/715892.0106+324000/(1.0×93974.09×(1-126000/4338618.74)×305)
=157500/715892.0106+324000/(1.0×93974.09×0.970958×305)
=157500/715892.0106+324000/27829692.81579
=0.220005+324000/27829692.81579
=0.220005+0.011642
=0.231647 答案:(157.5×10^3)/(0.921×2548.52×305)+(0.27×1.2×10^6)/(1.0×93974.09×(1-(0.8×157.5×10^3)/4338618.74)×305)=0.231647你的问题在这里没有得到解决?请到 热门难题 里面看看吧!