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 0.5*π*1.5*(80*14.1+90*18.18)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*18.18)/(15.6+18.18)*(12.6+18.18)) 的值.
题型:数学计算
解:
0.5*π*1.5*(80*14.1+90*18.18)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*18.18)/(15.6+18.18)*(12.6+18.18))
=0.5*π*1.5*2764.2+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*18.18)/(15.6+18.18)*(12.6+18.18))
=0.5*π*1.5*2764.2+0.25*π*1.5*1.5*(210.7+2.45*286.074/(15.6+18.18)*(12.6+18.18))
=0.5*π*1.5*2764.2+0.25*π*1.5*1.5*(210.7+2.45*286.074/33.78*(12.6+18.18))
=0.5*π*1.5*2764.2+0.25*π*1.5*1.5*(210.7+2.45*286.074/33.78*30.78)
=0.5*π*1.5*2764.2+0.25*π*1.5*1.5*849.33606
=1.570796*1.5*2764.2+0.25*π*1.5*1.5*849.33606
=2.356194*2764.2+0.25*π*1.5*1.5*849.33606
=6512.991455+0.25*π*1.5*1.5*849.33606
=6512.991455+0.785398*1.5*1.5*849.33606
=6512.991455+1.178097*1.5*849.33606
=6512.991455+1.767145*849.33606
=6512.991455+1500.899972
=8013.891427 答案:0.5*π*1.5*(80*14.1+90*18.18)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*18.18)/(15.6+18.18)*(12.6+18.18))=8013.891427你的问题在这里没有得到解决?请到 热门难题 里面看看吧!