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×(0.34)^2×((2×2.0+2.0)*(2×142.825-(2×2.0×2.0×0.8×24)/(2.0×2.0))) 的值.
题型:数学计算
解:
1/12×(0.34)^2×((2×2.0+2.0)*(2×142.825-(2×2.0×2.0×0.8×24)/(2.0×2.0)))
=1/12×0.34^2×((2×2.0+2.0)*(2×142.825-(2×2.0×2.0×0.8×24)/(2.0×2.0)))
=1/12×0.34^2×(6*(2×142.825-(2×2.0×2.0×0.8×24)/(2.0×2.0)))
=1/12×0.34^2×(6*(2×142.825-153.6/(2.0×2.0)))
=1/12×0.34^2×(6*(2×142.825-153.6/4))
=1/12×0.34^2×(6*247.25)
=1/12×0.34^2×1483.5
=1/12×0.1156×1483.5
=0.083333×0.1156×1483.5
=0.009633×1483.5
=14.290555 答案:1/12×(0.34)^2×((2×2.0+2.0)*(2×142.825-(2×2.0×2.0×0.8×24)/(2.0×2.0)))=14.290555你的问题在这里没有得到解决?请到 热门难题 里面看看吧!