Mathematics
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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    1303.93*(20+x)^-1.4+1.48*(x-20)=298.15
    x^2-6x-21=0
    1380xx-1269600x+145000000=0
    90=arctan0.5w+arctan0.05w-arctan0.23w
    10^(-10)x=cos(x)
    xxx=xx
    cosx=x
    x^x=6
    x^x=4
    x=24.088-7.829*lg60
    x=24.088-7.829*lg152
    lgx=24.088-7.829*lg152
    lg(x)=24.088-7.829*lg152
    (x-2)^2=(2x+3)^2
    lg(x)=24.088-7.829*lg(152)
    7=24.088-7.829*lg(x)
    2x^2-12x+8=0
    (80-x-50)(10x+200)=9000
    x(25-x)=100
    (35-2x)x=200

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