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〖1/1算式〗
作业:求算式 0.5*π*1.5*(80*14.1+80*13.39)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*13.39)/(15.6+13.39)*(12.6+13.39)) 的值.
题型:数学计算
解:
0.5*π*1.5*(80*14.1+80*13.39)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*13.39)/(15.6+13.39)*(12.6+13.39))
=0.5*π*1.5*2199.2+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*13.39)/(15.6+13.39)*(12.6+13.39))
=0.5*π*1.5*2199.2+0.25*π*1.5*1.5*(210.7+2.45*241.527/(15.6+13.39)*(12.6+13.39))
=0.5*π*1.5*2199.2+0.25*π*1.5*1.5*(210.7+2.45*241.527/28.99*(12.6+13.39))
=0.5*π*1.5*2199.2+0.25*π*1.5*1.5*(210.7+2.45*241.527/28.99*25.99)
=0.5*π*1.5*2199.2+0.25*π*1.5*1.5*741.205437
=1.570796*1.5*2199.2+0.25*π*1.5*1.5*741.205437
=2.356194*2199.2+0.25*π*1.5*1.5*741.205437
=5181.741845+0.25*π*1.5*1.5*741.205437
=5181.741845+0.785398*1.5*1.5*741.205437
=5181.741845+1.178097*1.5*741.205437
=5181.741845+1.767145*741.205437
=5181.741845+1309.817482
=6491.559327 答案:0.5*π*1.5*(80*14.1+80*13.39)+0.25*π*1.5*1.5*(210.7+2.45*(117+9.3*13.39)/(15.6+13.39)*(12.6+13.39))=6491.559327你的问题在这里没有得到解决?请到 热门难题 里面看看吧!