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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    -450(1+X)^(-1)-357.25(1+X)^(-2)+189.65(1+X)^(-3)+348.906(1+X)^(-4)+331.03(1+X)^(-5)+456.53(1+X)^(-6)=0
    (120*200+3000)*0.3=120*x*0.95-(120*200+3000)
    (120*200+3000)*0.3=120*x*(1-0.05)-(120*200+3000)
    e^x=x^-1
    (0.2)^a=25
    ln-x
    1+x
    a^4+2a^3-3a^2-4a+3=0
    0.667x-0.073232sin(2πx)-0.08625=0.2122(sin(πx))^3+0.0409sin(πx)+0.0409sin(1.25π-2πx)
    0.3892x-0.044576sin(2πx)-0.0455=0.2122(sin(πx))^3+0.0374sin(πx)+0.0374sin(1.25π-2πx)
     3500000 = 1450000/1.15+1450000/1.15^2+(1650000+x*0.75)/1.15^3
    3500000=1450000/1.15+1450000/1.15^2+(1650000+x)/1.15^3
    27*21-21/27*x^2=21*27/4
    2*x*x*x-x*x-1=0
    xlnx-x
    800=1000/(1+x)^3
    800=1000/(1+x)^3
    -190(1+X)^(-1)+40(1+X)^(-2)+70(1+X)^(-3)+70(1+X)^(-4)+70(1+X)^(-5)+90(1+X)^(-6)=0
    -190(1+X)^(-1)+40(1+X)^(-2)+70(1+X)^(-3)+70(1+X)^(-4)+70(1+X)^(-5)+90(1+X)^(-6)=0
    x*x+11x+30=0

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