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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    (20.9+(x-500)/(1000-500)*(38.8-20.9))*1.1*1*1=623.19-x
    (38.8+(x-1000)/(3000-1000)*(103.8-38.8))*1*1*1.5=2638-x
    (38.8+(x-1000)/(3000-1000)*(103.8-38.8))*1.1*1*1=2242.87-x
    (103.85+(x-3000)/(5000-3000)*(163.9-103.85))*1*1*1.5=3615-x
    (103.85+(x-3000)/(5000-3000)*(163.9-103.85)*1*1*1.5=3615-x
    4*cosx=e^x
    x+x*0.06=18000
    arctanx等于6.28/3
    arctanx等于120
    arctan2.45等于x
    arctanx等于134.16
    arctanx=134
    159.8/(159.8+x)=(1-3%)
    10^x=7.49×10^(-6)
    10^x=6.54×10^(-12)
    x(x-3)
    (3x+6)/(5x-15)
    0.000026×(0.000013-0.000026x)+0.000085×50×(0.000085x-0.000002)=0
    X/1.09*0.09-X/1.03*0.03=174903.73
    ex²*sinx

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