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 (338.9×10^3)/(0.973×17222×205)+(1.0×248.6×10^6)/(1.0×2170×10^3×(1-0.8×(338.9×10^3)/(8.81×10^7))×205) 的值.
题型:数学计算
解:
(338.9×10^3)/(0.973×17222×205)+(1.0×248.6×10^6)/(1.0×2170×10^3×(1-0.8×(338.9×10^3)/(8.81×10^7))×205)
=338900/(0.973×17222×205)+(1.0×248.6×10^6)/(1.0×2170×10^3×(1-0.8×(338.9×10^3)/(8.81×10^7))×205)
=338900/3435186.23+(1.0×248.6×10^6)/(1.0×2170×10^3×(1-0.8×(338.9×10^3)/(8.81×10^7))×205)
=338900/3435186.23+248600000/(1.0×2170×10^3×(1-0.8×(338.9×10^3)/(8.81×10^7))×205)
=338900/3435186.23+248600000/(1.0×2170×10^3×(1-0.8×338900/(8.81×10^7))×205)
=338900/3435186.23+248600000/(1.0×2170×10^3×(1-0.8×338900/88100000)×205)
=338900/3435186.23+248600000/(1.0×2170×10^3×0.996923×205)
=338900/3435186.23+248600000/443481196.55
=0.098655+248600000/443481196.55
=0.098655+0.560565
=0.65922 答案:(338.9×10^3)/(0.973×17222×205)+(1.0×248.6×10^6)/(1.0×2170×10^3×(1-0.8×(338.9×10^3)/(8.81×10^7))×205)=0.65922你的问题在这里没有得到解决?请到 热门难题 里面看看吧!