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 0.00076×21.15^-1/12×(9.81×3000/21.15^2)^1/3×21.15^2/9.81 的值.
题型:数学计算
解:
0.00076×21.15^-1/12×(9.81×3000/21.15^2)^1/3×21.15^2/9.81
=0.00076×21.15^-1/12×65.791459^1/3×21.15^2/9.81
=0.00076×0.047281323877069/12×65.791459^1/3×21.15^2/9.81
=0.00076×0.047281323877069/12×65.791459000000003/3×21.15^2/9.81
=0.00076×0.047281323877069/12×65.791459000000003/3×447.322499999999934/9.81
=0.000036/12×65.791459000000003/3×447.322499999999934/9.81
=0.000003×65.791459000000003/3×447.322499999999934/9.81
=0.000197/3×447.322499999999934/9.81
=0.000066×447.322499999999934/9.81
=0.029523/9.81
=0.003009 答案:0.00076×21.15^-1/12×(9.81×3000/21.15^2)^1/3×21.15^2/9.81=0.003009你的问题在这里没有得到解决?请到 热门难题 里面看看吧!