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 -18309*0.857^5+68150*0.857^4-100737*0.857^3+73613*0.857^2-26431*0.857^1+3781.7 的值.
题型:数学计算
解:
-18309*0.857^5+68150*0.857^4-100737*0.857^3+73613*0.857^2-26431*0.857^1+3781.7
=-18309*0.462278940896057+68150*0.857^4-100737*0.857^3+73613*0.857^2-26431*0.857^1+3781.7
=-18309*0.462278940896057+68150*0.539415333601-100737*0.857^3+73613*0.857^2-26431*0.857^1+3781.7
=-18309*0.462278940896057+68150*0.539415333601-100737*0.629422793+73613*0.857^2-26431*0.857^1+3781.7
=-18309*0.462278940896057+68150*0.539415333601-100737*0.629422793+73613*0.734449-26431*0.857^1+3781.7
=-18309*0.462278940896057+68150*0.539415333601-100737*0.629422793+73613*0.734449-26431*0.857+3781.7
=-8463.865129+68150*0.539415333601-100737*0.629422793+73613*0.734449-26431*0.857+3781.7
=-8463.865129+36761.154985-100737*0.629422793+73613*0.734449-26431*0.857+3781.7
=-8463.865129+36761.154985-63406.163898+73613*0.734449-26431*0.857+3781.7
=-8463.865129+36761.154985-63406.163898+54064.994237-26431*0.857+3781.7
=-8463.865129+36761.154985-63406.163898+54064.994237-22651.367+3781.7
=28297.289856-63406.163898+54064.994237-22651.367+3781.7
=-35108.874042+54064.994237-22651.367+3781.7
=18956.120195-22651.367+3781.7
=-3695.246805+3781.7
=86.453195 答案:-18309*0.857^5+68150*0.857^4-100737*0.857^3+73613*0.857^2-26431*0.857^1+3781.7=86.453195你的问题在这里没有得到解决?请到 热门难题 里面看看吧!