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 1/12×(0.55)^2×((2×1.6+1.6)*(25.42+24.3-(2×1.6×2.4×0.5×26)/(1.6×2.4))+(25.42-24.3)×1.6) 的值.
题型:数学计算
解:
1/12×(0.55)^2×((2×1.6+1.6)*(25.42+24.3-(2×1.6×2.4×0.5×26)/(1.6×2.4))+(25.42-24.3)×1.6)
=1/12×0.55^2×((2×1.6+1.6)*(25.42+24.3-(2×1.6×2.4×0.5×26)/(1.6×2.4))+(25.42-24.3)×1.6)
=1/12×0.55^2×(4.8*(25.42+24.3-(2×1.6×2.4×0.5×26)/(1.6×2.4))+(25.42-24.3)×1.6)
=1/12×0.55^2×(4.8*(25.42+24.3-99.84/(1.6×2.4))+(25.42-24.3)×1.6)
=1/12×0.55^2×(4.8*(25.42+24.3-99.84/3.84)+(25.42-24.3)×1.6)
=1/12×0.55^2×(4.8*23.72+(25.42-24.3)×1.6)
=1/12×0.55^2×(4.8*23.72+1.12×1.6)
=1/12×0.55^2×115.648
=1/12×0.3025×115.648
=0.083333×0.3025×115.648
=0.025208×115.648
=2.915255 答案:1/12×(0.55)^2×((2×1.6+1.6)*(25.42+24.3-(2×1.6×2.4×0.5×26)/(1.6×2.4))+(25.42-24.3)×1.6)=2.915255你的问题在这里没有得到解决?请到 热门难题 里面看看吧!