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 1/2×5.184×((1.49×25)+(1.56×40)+(6.22×22)+(10.93×60)+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3)) 的值.
题型:数学计算
解:
1/2×5.184×((1.49×25)+(1.56×40)+(6.22×22)+(10.93×60)+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×(37.25+(1.56×40)+(6.22×22)+(10.93×60)+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×(37.25+62.4+(6.22×22)+(10.93×60)+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×(37.25+62.4+136.84+(10.93×60)+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×(37.25+62.4+136.84+655.8+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×(37.25+62.4+136.84+655.8+2299)+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×3191.29+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))
=1/2×5.184×3191.29+0.75×0.8×2.01×(400+1.5×8×59)
=1/2×5.184×3191.29+0.75×0.8×2.01×1108
=0.5×5.184×3191.29+0.75×0.8×2.01×1108
=2.592×3191.29+0.75×0.8×2.01×1108
=8271.82368+0.75×0.8×2.01×1108
=8271.82368+0.6×2.01×1108
=8271.82368+1.206×1108
=8271.82368+1336.248
=9608.07168 答案:1/2×5.184×((1.49×25)+(1.56×40)+(6.22×22)+(10.93×60)+(41.8×55))+0.75×0.8×2.01×(400+1.5×8×(20.2+41.8-3))=9608.07168你的问题在这里没有得到解决?请到 热门难题 里面看看吧!