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☆算术计算1题
〖1/1算式〗
作业:求算式 0.5*π*1.5*(80*14.1+80*3.41)+0.25*π*1.5*1.5*0.49*(430+5*(117+9.3*3.41)/(15.6+3.41)*(12.6+3.41)) 的值.
题型:数学计算
解:
0.5*π*1.5*(80*14.1+80*3.41)+0.25*π*1.5*1.5*0.49*(430+5*(117+9.3*3.41)/(15.6+3.41)*(12.6+3.41))
=0.5*π*1.5*1400.8+0.25*π*1.5*1.5*0.49*(430+5*(117+9.3*3.41)/(15.6+3.41)*(12.6+3.41))
=0.5*π*1.5*1400.8+0.25*π*1.5*1.5*0.49*(430+5*148.713/(15.6+3.41)*(12.6+3.41))
=0.5*π*1.5*1400.8+0.25*π*1.5*1.5*0.49*(430+5*148.713/19.01*(12.6+3.41))
=0.5*π*1.5*1400.8+0.25*π*1.5*1.5*0.49*(430+5*148.713/19.01*16.01)
=0.5*π*1.5*1400.8+0.25*π*1.5*1.5*0.49*1056.221752
=1.570796*1.5*1400.8+0.25*π*1.5*1.5*0.49*1056.221752
=2.356194*1400.8+0.25*π*1.5*1.5*0.49*1056.221752
=3300.556555+0.25*π*1.5*1.5*0.49*1056.221752
=3300.556555+0.785398*1.5*1.5*0.49*1056.221752
=3300.556555+1.178097*1.5*0.49*1056.221752
=3300.556555+1.767145*0.49*1056.221752
=3300.556555+0.865901*1056.221752
=3300.556555+914.583471
=4215.140026 答案:0.5*π*1.5*(80*14.1+80*3.41)+0.25*π*1.5*1.5*0.49*(430+5*(117+9.3*3.41)/(15.6+3.41)*(12.6+3.41))=4215.140026你的问题在这里没有得到解决?请到 热门难题 里面看看吧!