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 ((8.4×8.4+4.2×5.0)×5.02+41.674×2+44.955×2.5)+(18.018×7+165.13+(8.4×8.4+4.2×5.0)×0.45)×0.5 的值.
题型:数学计算
解:
((8.4×8.4+4.2×5.0)×5.02+41.674×2+44.955×2.5)+(18.018×7+165.13+(8.4×8.4+4.2×5.0)×0.45)×0.5
=(91.56×5.02+41.674×2+44.955×2.5)+(18.018×7+165.13+(8.4×8.4+4.2×5.0)×0.45)×0.5
=655.3667+(18.018×7+165.13+(8.4×8.4+4.2×5.0)×0.45)×0.5
=655.3667+(18.018×7+165.13+91.56×0.45)×0.5
=655.3667+332.458×0.5
=655.3667+166.229
=821.5957 答案:((8.4×8.4+4.2×5.0)×5.02+41.674×2+44.955×2.5)+(18.018×7+165.13+(8.4×8.4+4.2×5.0)×0.45)×0.5=821.5957你的问题在这里没有得到解决?请到 热门难题 里面看看吧!