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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    x^2 + 5x + 6 = 0
    x^2-75x+1350=0
    x^2-75x-1350=0
    lnx-1/x
    (1.22-X)/230=(1.48-X)/306
    (1-x^2)=3(3x-2)^2
    (1-x^2)(x+1/2)^2=3(3x^2-1/2x-1)^2
    10000/70*(x+66)+500/70*x=27600
    sin(60-x)=2sinx
    sin(π/3-x)=2sinx
    5.1448=((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))
    2.3161=((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))
    2.3161=((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))
    a*0=2
    93.1=((0.021*x^1.85+238.9)^0.5)*x^0.84
    91.9=((0.021*x^1.85+238.9)^0.5)*x^0.84
    66.74=((0.021*x^1.85+238.9)^0.5)*x^0.84
    x+(2x+5)=50
    (1-lnx)/x^2
    5*【(1.5x-30)*0.8-x】=(1.5x-x)+130

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