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 ((11.47×16.9+1.9×19.2+1×18+7.46×18.7)×3.14+22.6×9.59)/(0.8×18+0.9×18.3+20.4×16.9+1.9×19.2+1×18+7.46×18.7+50) 的值.
题型:数学计算
解:
((11.47×16.9+1.9×19.2+1×18+7.46×18.7)×3.14+22.6×9.59)/(0.8×18+0.9×18.3+20.4×16.9+1.9×19.2+1×18+7.46×18.7+50)
=(387.825×3.14+22.6×9.59)/(0.8×18+0.9×18.3+20.4×16.9+1.9×19.2+1×18+7.46×18.7+50)
=1434.5045/(0.8×18+0.9×18.3+20.4×16.9+1.9×19.2+1×18+7.46×18.7+50)
=1434.5045/619.612
=2.315166 答案:((11.47×16.9+1.9×19.2+1×18+7.46×18.7)×3.14+22.6×9.59)/(0.8×18+0.9×18.3+20.4×16.9+1.9×19.2+1×18+7.46×18.7+50)=2.315166你的问题在这里没有得到解决?请到 热门难题 里面看看吧!