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 sqrt(1/2)*45.365*3.207789-(1/2)*10*3.207789*3.207789 的值.
题型:数学计算
解:
sqrt(1/2)*45.365*3.207789-(1/2)*10*3.207789*3.207789
=sqrt0.5*45.365*3.207789-(1/2)*10*3.207789*3.207789
=sqrt0.5*45.365*3.207789-0.5*10*3.207789*3.207789
=0.707107*45.365*3.207789-0.5*10*3.207789*3.207789
=32.077909*3.207789-0.5*10*3.207789*3.207789
=102.899164-0.5*10*3.207789*3.207789
=102.899164-5*3.207789*3.207789
=102.899164-16.038945*3.207789
=102.899164-51.449551
=51.449613 答案:sqrt(1/2)*45.365*3.207789-(1/2)*10*3.207789*3.207789=51.449613你的问题在这里没有得到解决?请到 热门难题 里面看看吧!