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〖1/1算式〗
    作业：求算式 2/3*13.18*502400*400*sin(3.14*0.2981)^3/3.14+330*8621.2*353*sin(3.14*0.2981)/3.14 的值.
    题型：数学计算
    解:
          2/3*13.18*502400*400*sin(3.14*0.2981)^3/3.14+330*8621.2*353*sin(3.14*0.2981)/3.14
        =2/3*13.18*502400*400*sin0.936034^3/3.14+330*8621.2*353*sin(3.14*0.2981)/3.14
        =2/3*13.18*502400*400*sin0.936034^3/3.14+330*8621.2*353*sin0.936034/3.14
        =2/3*13.18*502400*400*0.805213^3/3.14+330*8621.2*353*sin0.936034/3.14
        =2/3*13.18*502400*400*0.805213^3/3.14+330*8621.2*353*0.805213/3.14
        =2/3*13.18*502400*400*0.522074322550799/3.14+330*8621.2*353*0.805213/3.14
        =0.666667*13.18*502400*400*0.522074322550799/3.14+330*8621.2*353*0.805213/3.14
        =8.786671*502400*400*0.522074322550799/3.14+330*8621.2*353*0.805213/3.14
        =4414423.5104*400*0.522074322550799/3.14+330*8621.2*353*0.805213/3.14
        =1765769404.16*0.522074322550799/3.14+330*8621.2*353*0.805213/3.14
        =921862865.45776/3.14+330*8621.2*353*0.805213/3.14
        =293586899.827312+330*8621.2*353*0.805213/3.14
        =293586899.827312+2844996*353*0.805213/3.14
        =293586899.827312+1004283588*0.805213/3.14
        =293586899.827312+808662200.744244/3.14
        =293586899.827312+257535732.721097
        =551122632.548409
    答案:2/3*13.18*502400*400*sin(3.14*0.2981)^3/3.14+330*8621.2*353*sin(3.14*0.2981)/3.14=551122632.548409
    注：弧度制

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