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 (1016×10^3)/(0.980×20407.8×215)+(0.920×83.10×10^6)/(1.15×4102761.36×(1-(0.8×1016)/102964.28)×215) 的值.
题型:数学计算
解:
(1016×10^3)/(0.980×20407.8×215)+(0.920×83.10×10^6)/(1.15×4102761.36×(1-(0.8×1016)/102964.28)×215)
=1016000/(0.980×20407.8×215)+(0.920×83.10×10^6)/(1.15×4102761.36×(1-(0.8×1016)/102964.28)×215)
=1016000/4299923.46+(0.920×83.10×10^6)/(1.15×4102761.36×(1-(0.8×1016)/102964.28)×215)
=1016000/4299923.46+76452000/(1.15×4102761.36×(1-(0.8×1016)/102964.28)×215)
=1016000/4299923.46+76452000/(1.15×4102761.36×(1-812.8/102964.28)×215)
=1016000/4299923.46+76452000/(1.15×4102761.36×0.992106×215)
=1016000/4299923.46+76452000/1006400011.51107
=0.236283+76452000/1006400011.51107
=0.236283+0.075966
=0.312249 答案:(1016×10^3)/(0.980×20407.8×215)+(0.920×83.10×10^6)/(1.15×4102761.36×(1-(0.8×1016)/102964.28)×215)=0.312249你的问题在这里没有得到解决?请到 热门难题 里面看看吧!