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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    x=arccos(2/3)
    x=arccos2/3
    x^4-x^3-x^2-x-1=0
    6*(cosx)^3-6*(cosx)^2-23*cos(x)+18=0
    x^3+10x-20
    sin(2x)-2x=0.72π
    X=(5000+2000)*5/3
    -50-(100+X)*1%+x=10
    -50-(100+X)*1%+x=10
    (180-x)*(1-0.2)+x=150
    0.04×x^3+1.04×x^2+x^2-49=0
    1.0787x/(40+1000x)=0.00005
    1.0787x/(40+1000x)=0.0002
    1.0787x/(40+1000x)=0.0001
    -100+50/(1+x)+70/(1+x)²=0
    X^3+3x
    X+1/1
    x²-3x+1=0
    155-6.2x=(4.447x-111.168)/ln[(305-7.2x)/(150-x)]
    155-6.2x=(4.447x-111.168)/[(305-7.2x)/(150-x)]

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