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 0.25×1628.802×(1+0.488)^2×(1-0.488-200/1900)+0.5×1628.802×0.1392 的值.
题型:数学计算
解:
0.25×1628.802×(1+0.488)^2×(1-0.488-200/1900)+0.5×1628.802×0.1392
=0.25×1628.802×1.488^2×(1-0.488-200/1900)+0.5×1628.802×0.1392
=0.25×1628.802×1.488^2×0.406737+0.5×1628.802×0.1392
=0.25×1628.802×2.214144×0.406737+0.5×1628.802×0.1392
=407.2005×2.214144×0.406737+0.5×1628.802×0.1392
=901.600544×0.406737+0.5×1628.802×0.1392
=366.7143+0.5×1628.802×0.1392
=366.7143+814.401×0.1392
=366.7143+113.364619
=480.078919 答案:0.25×1628.802×(1+0.488)^2×(1-0.488-200/1900)+0.5×1628.802×0.1392=480.078919你的问题在这里没有得到解决?请到 热门难题 里面看看吧!