1.466=（0.0772-4.14）/（1+（X/945)^1.02)+4.14
    0.919=（0.0772-4.14）/（1+（X/945)^1.02)+4.14
    0.530=（0.0772-4.14）/（1+（X/945)^1.02)+4.14
    0.316=（0.0772-4.14）/（1+（X/945)^1.02)+4.14
    0.200=（0.0772-4.14）/（1+（X/945)^1.02)+4.14
    9x＾2-7x＝35
    （x－53500）×0.0045÷36=968
    （x－5.35）×0.0045÷36=968
    （40.221+x）×1.95＝40.221+69.742-x
    （40.221+x）×1.75＝40.221+69.742-x
    10000×（1+x）∧4=10969.4
    （40.221+x）×1.55＝40.221+69.742-x
    （40.221+x）×1.35＝40.221+69.742-x
    （40.221+x）×1.15＝40.221+69.742-x
    1=X^2*10000
    60/20*(30+t)＝80/40t
    60/20*(30+t)＝80/40t
    96=6/1.1111+6/1.0771^2+106/(1+x)^3
    700=500/(1+x)+500/(1+x)^2
    342+2x=856

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