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〖1/1算式〗
作业:求算式 0.5*π*1.5*(80*14.1+90*6.83)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*6.83)/(15.6+6.83)*(12.6+6.83)) 的值.
题型:数学计算
解:
0.5*π*1.5*(80*14.1+90*6.83)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*6.83)/(15.6+6.83)*(12.6+6.83))
=0.5*π*1.5*1742.7+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*6.83)/(15.6+6.83)*(12.6+6.83))
=0.5*π*1.5*1742.7+0.25*π*1.5*1.5*(210.7+2.45*180.519/(15.6+6.83)*(12.6+6.83))
=0.5*π*1.5*1742.7+0.25*π*1.5*1.5*(210.7+2.45*180.519/22.43*(12.6+6.83))
=0.5*π*1.5*1742.7+0.25*π*1.5*1.5*(210.7+2.45*180.519/22.43*19.43)
=0.5*π*1.5*1742.7+0.25*π*1.5*1.5*593.817981
=1.570796*1.5*1742.7+0.25*π*1.5*1.5*593.817981
=2.356194*1742.7+0.25*π*1.5*1.5*593.817981
=4106.139284+0.25*π*1.5*1.5*593.817981
=4106.139284+0.785398*1.5*1.5*593.817981
=4106.139284+1.178097*1.5*593.817981
=4106.139284+1.767145*593.817981
=4106.139284+1049.362476
=5155.50176 答案:0.5*π*1.5*(80*14.1+90*6.83)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*6.83)/(15.6+6.83)*(12.6+6.83))=5155.50176你的问题在这里没有得到解决?请到 热门难题 里面看看吧!