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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    x×√(1+x∧2)×√(1+0.2x∧2)
    x^2+(12-1/2*x)^2=40
    -x^2-2x+3
    x^2-9.4x+15.3=0
    0.4:1.2=x:2/3
    2x+x=27
    99.74=(1424-x)/1424
    2x+1/3=1-x-1/5
    1/(1+e^(-x)) = 10^(-7)
    1/(1+e^(-x)) = 10^(-6)
    1/(1+e^(-x))=10^(-18)
    1/(1+e^(-x))=10^(-5)
    1/(1+e^(-x))=10^(-7)
    70.52*(1458-80)=62682+33408.52+3820+2.2*-80+0.5*-80*18.67+0.5*-80*19.47+7Y
    64.7*(1458+X)=53135+36543.88+7X
    63.08*(1458+55+Y)=62682+33408.52+3820+2.2*55+0.5*55*18.67+0.5*55*19.47+7Y
    59.51*(1458+X)=53135+36543.88+7X
    x^2-6x+4=0
    2x*3x
    X÷5=X-32

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