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 -63000+117000/1.2+117000/1.2^2+117000/1.2^3+117000/1.2^4+117000/1.2^5+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9 的值.
题型:数学计算
解:
-63000+117000/1.2+117000/1.2^2+117000/1.2^3+117000/1.2^4+117000/1.2^5+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.2^3+117000/1.2^4+117000/1.2^5+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/1.2^4+117000/1.2^5+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/2.0736+117000/1.2^5+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/1.2^7+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/1.2^8+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/1.2^9
=-63000+117000/1.2+117000/1.44+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+117000/1.44+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+117000/1.728+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+67708.333333+117000/2.0736+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+67708.333333+56423.611111+117000/2.488319999999999+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+67708.333333+56423.611111+47019.675926+117000/2.985983999999999+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+67708.333333+56423.611111+47019.675926+39183.063272+117000/3.583180799999999+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+67708.333333+56423.611111+47019.675926+39183.063272+32652.552726+117000/4.299816959999998+117000/5.159780351999999
=-63000+97500+81250+67708.333333+56423.611111+47019.675926+39183.063272+32652.552726+27210.460605+117000/5.159780351999999
=-63000+97500+81250+67708.333333+56423.611111+47019.675926+39183.063272+32652.552726+27210.460605+22675.383838
=34500+81250+67708.333333+56423.611111+47019.675926+39183.063272+32652.552726+27210.460605+22675.383838
=115750+67708.333333+56423.611111+47019.675926+39183.063272+32652.552726+27210.460605+22675.383838
=183458.333333+56423.611111+47019.675926+39183.063272+32652.552726+27210.460605+22675.383838
=239881.944444+47019.675926+39183.063272+32652.552726+27210.460605+22675.383838
=286901.62037+39183.063272+32652.552726+27210.460605+22675.383838
=326084.683642+32652.552726+27210.460605+22675.383838
=358737.236368+27210.460605+22675.383838
=385947.696973+22675.383838
=408623.080811 答案:-63000+117000/1.2+117000/1.2^2+117000/1.2^3+117000/1.2^4+117000/1.2^5+117000/1.2^6+117000/1.2^7+117000/1.2^8+117000/1.2^9=408623.080811你的问题在这里没有得到解决?请到 热门难题 里面看看吧!