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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    0.168=0.137Z^-3+0.119Z^-2+0.269Z^-1-0.019
    0.129=0.137Z^-3+0.119Z^-2+0.269Z^-1-0.019
    0.434=0.137Z^-3+0.119Z^-2+0.269Z^-1-0.019
    (x-200-300)×0.75-55/100=(x-200)×0.75-55/200
    (x-500)/100=(x-200)/200
    x^3-4×x^2+(5/2)×x-6=0
    x3-4×x2+(5/2)×x-6=0
    (300/x-1)×(x+10)=300
    10+x=3000/x
    2^x=90
    3.9852=((28.02*0.639(x+0.1))/(1+0.639(x+0.1))*((100-6.66-1.14)/100)*(1/(1+0.31*1.14)+((0.76(x+0.1))/(1.3*0.101325))
    2.3421=((28.02*0.639(x+0.1))/(1+0.639(x+0.1))*((100-6.66-1.14)/100)*(1/(1+0.31*1.14)+((0.76(x+0.1))/(1.3*0.101325))
    (1-e-1.1x)*x∧2=0.07|23
    (1-e-1.1x)*x∧2=0.01|09
    (5.669×0.00000001)×(x^4-303^4)=12x
    2x+x/1.5=56
    3.97=((28.02*0.639(x+0.1))/(1+0.639(x+0.1))*((100-6.66-1.14)/100)*(1/(1+0.31*1.14)+((0.76(x+0.1))/(1.3*0.101325))
    2*(1-x^11)/(1-x)+4*(1-x^10)/(1-10)=2048
    2*(1-x^10)/(1-x)+4*(1-x^9)/(1-9)=2048
    x²-18+x²+4=4

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