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 900×0.25×((272/1683-1)+√((272/1683-1)^2+0.25×(8×0.13×272/1683)/442)) 的值.
题型:数学计算
解:
900×0.25×((272/1683-1)+√((272/1683-1)^2+0.25×(8×0.13×272/1683)/442))
=900×0.25×((-0.838384)+√((272/1683-1)^2+0.25×(8×0.13×272/1683)/442))
=900×0.25×(-0.838384+√((-0.838384)^2+0.25×(8×0.13×272/1683)/442))
=900×0.25×(-0.838384+√(-0.838384^2+0.25×0.168081/442))
=900×0.25×(-0.838384+√0.702983)
=900×0.25×0.000057
=225×0.000057
=0.012825 答案:900×0.25×((272/1683-1)+√((272/1683-1)^2+0.25×(8×0.13×272/1683)/442))=0.012825你的问题在这里没有得到解决?请到 热门难题 里面看看吧!