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 2*500*0.0654^2/(sqrt(3)*0.1^2)-320*0.05^2/(0.1^2-0.05^2)*2 的值.
题型:数学计算
解:
2*500*0.0654^2/(sqrt(3)*0.1^2)-320*0.05^2/(0.1^2-0.05^2)*2
=2*500*0.0654^2/(sqrt3*0.1^2)-320*0.05^2/(0.1^2-0.05^2)*2
=2*500*0.0654^2/0.017321-320*0.05^2/(0.1^2-0.05^2)*2
=2*500*0.0654^2/0.017321-320*0.05^2/0.0075*2
=2*500*0.00427716/0.017321-320*0.05^2/0.0075*2
=2*500*0.00427716/0.017321-320*0.0025/0.0075*2
=1000*0.00427716/0.017321-320*0.0025/0.0075*2
=4.27716/0.017321-320*0.0025/0.0075*2
=246.934934-320*0.0025/0.0075*2
=246.934934-0.8/0.0075*2
=246.934934-106.666667*2
=246.934934-213.333334
=33.6016 答案:2*500*0.0654^2/(sqrt(3)*0.1^2)-320*0.05^2/(0.1^2-0.05^2)*2=33.6016你的问题在这里没有得到解决?请到 热门难题 里面看看吧!