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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    -90 = -arctan0.1x-arctan0.2x-arctan31.1x+arctan3.11x
    -90=-arctan0.1x-arctan0.2x-arctan31.1x+arctan3.11x
    s(s+1)(s+2)=-6
     x^2+0.052x-0.10044=0
    sqrt(y)
    (1/x-16)+(2/7x-23)+2/35=0
    π^2-x^2
    x-(x*0.13)=591.6
    X-(X*0.13)=592
    x/x+100
    1030x^5+30x^4+30x^3+30x^2+30x=820
    X=3021624000-271948723-(18724451+0.136259*X)-(57109232+0.21*X)-(236700000+0.03*X)
    X=3250476000-271948723-(18724451+0.136259*X)-(57109232+0.21*X)-(236700000+0.03*X)
    25*(-60y/30)+75y=0
    30*(1-y)+60y=25*(1-y)+75y
    30*(1-y)+60y=25*(1-y)+75y
    (3874+650-1039)/3874=x/176.58
    0.14516/x=0.1289/0.86289
    0.1459/x=0.1289/0.86289
    0.1459/x=0.1289/0.86289

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