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数学计算:
    直接输入数学计算式,点击“下一步”按钮,即可获得计算答案。
    它支持数学函数(包括三角函数)。
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    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 3*(1+1%)^16/(1+5%)^46+3*(1+1%)^17/(1+5%)^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49 的值.
    题型:数学计算
    解:
          3*(1+1%)^16/(1+5%)^46+3*(1+1%)^17/(1+5%)^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/(1+5%)^46+3*(1+1%)^17/(1+5%)^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*(1+1%)^17/(1+5%)^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*1.01^17/(1+5%)^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*1.01^17/1.05^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*1.01^17/1.05^47+3*1.01^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*1.01^17/1.05^47+3*1.01^18/1.05^48+3*(1+1%)^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*1.01^17/1.05^47+3*1.01^18/1.05^48+3*1.01^19/(1+5%)^49
        =3*1.01^16/1.05^46+3*1.01^17/1.05^47+3*1.01^18/1.05^48+3*1.01^19/1.05^49
        =3*1.172578644923699/1.05^46+3*1.01^17/1.05^47+3*1.01^18/1.05^48+3*1.01^19/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.01^17/1.05^47+3*1.01^18/1.05^48+3*1.01^19/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.184304431372936/1.05^47+3*1.01^18/1.05^48+3*1.01^19/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.184304431372936/9.905971092325839+3*1.01^18/1.05^48+3*1.01^19/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.184304431372936/9.905971092325839+3*1.196147475686665/1.05^48+3*1.01^19/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.184304431372936/9.905971092325839+3*1.196147475686665/10.401269646942131+3*1.01^19/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.184304431372936/9.905971092325839+3*1.196147475686665/10.401269646942131+3*1.208108950443532/1.05^49
        =3*1.172578644923699/9.434258183167465+3*1.184304431372936/9.905971092325839+3*1.196147475686665/10.401269646942131+3*1.208108950443532/10.921333129289238
        =3.517736/9.434258183167465+3*1.184304431372936/9.905971092325839+3*1.196147475686665/10.401269646942131+3*1.208108950443532/10.921333129289238
        =0.372868+3*1.184304431372936/9.905971092325839+3*1.196147475686665/10.401269646942131+3*1.208108950443532/10.921333129289238
        =0.372868+3.552913/9.905971092325839+3*1.196147475686665/10.401269646942131+3*1.208108950443532/10.921333129289238
        =0.372868+0.358664+3*1.196147475686665/10.401269646942131+3*1.208108950443532/10.921333129289238
        =0.372868+0.358664+3.588442/10.401269646942131+3*1.208108950443532/10.921333129289238
        =0.372868+0.358664+0.345+3*1.208108950443532/10.921333129289238
        =0.372868+0.358664+0.345+3.624327/10.921333129289238
        =0.372868+0.358664+0.345+0.331858
        =0.731532+0.345+0.331858
        =1.076532+0.331858
        =1.40839

    答案:3*(1+1%)^16/(1+5%)^46+3*(1+1%)^17/(1+5%)^47+3*(1+1%)^18/(1+5%)^48+3*(1+1%)^19/(1+5%)^49=1.40839


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