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〖1/1算式〗
作业:求算式 0.5*π*1.5*(80*14.1+80*9.27)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*9.27)/(15.6+9.27)*(12.6+9.27)) 的值.
题型:数学计算
解:
0.5*π*1.5*(80*14.1+80*9.27)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*9.27)/(15.6+9.27)*(12.6+9.27))
=0.5*π*1.5*1869.6+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*9.27)/(15.6+9.27)*(12.6+9.27))
=0.5*π*1.5*1869.6+0.25*π*1.5*1.5*(210.7+2.45*203.211/(15.6+9.27)*(12.6+9.27))
=0.5*π*1.5*1869.6+0.25*π*1.5*1.5*(210.7+2.45*203.211/24.87*(12.6+9.27))
=0.5*π*1.5*1869.6+0.25*π*1.5*1.5*(210.7+2.45*203.211/24.87*21.87)
=0.5*π*1.5*1869.6+0.25*π*1.5*1.5*648.510631
=1.570796*1.5*1869.6+0.25*π*1.5*1.5*648.510631
=2.356194*1869.6+0.25*π*1.5*1.5*648.510631
=4405.140302+0.25*π*1.5*1.5*648.510631
=4405.140302+0.785398*1.5*1.5*648.510631
=4405.140302+1.178097*1.5*648.510631
=4405.140302+1.767145*648.510631
=4405.140302+1146.012319
=5551.152621 答案:0.5*π*1.5*(80*14.1+80*9.27)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*9.27)/(15.6+9.27)*(12.6+9.27))=5551.152621你的问题在这里没有得到解决?请到 热门难题 里面看看吧!