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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
     R^2 = 18.51^2+(R-7.23)^2
    R^2=18.51^2+(R-7.23)^2
    R2=18.51^2+(R-7.23)^2
    R2=18.51^2+(R-7.23)^2
    s^2+8s-4=0
    2x(2-2x)=0.00658*300(0.3-x)^1/2(0.9-3x)^3/2
    2x(2-2x)=0.00658*300(0.4-x)^1/2(1.2-3x)^3/2
    2x(2-2x)=0.00658*300(0.46-x)^1/2(1.38-3x)^3/2
    6*(10^24)*((384400-x)^2)=7*(10^22)
    (a-1)^2=3
    2x(2-2x)=0.00658*300(0.15-x)^1/2(0.45-3x)^3/2
    a-1=2
    6*10^24*(384400-a)^2=7*10^22
    6*10^24*(384400-x)^2=7*10^22
    2x(2-2x)=0.00658*300(0.23-x)^1/2(0.69-3x)^3/2
    (x+1)^2-2*(x+1)+3
    arctan2+arctan(2/x)=90
    (x+1)ln(x^2)-x=1
    x-3%x=6500
    x*x*x+8*x*x+18x+16

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