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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    (15÷h)²=2×9.807(5-h)+2.8×2.8
    2s^3+17s^2+28s-15=0
    arctan0.1x-arctan2x-arctanx = 90
    arctan0.1x-arctan2x-arctanx = -90
    arctan0.1x-arctan2x-arctanx=-90
    x^2(0.25x^2+1)=400
    55.32*4/t=0.11*1.01*4.2474*100000000/(8.314*303*98.86*5)
    55.55*4/t=0.1*1.01*3.1684*100000000/(8.314*298*99.4*7)
    x=21745.81+x*0.0003+x*0.06/1.06+x*0.06*0.11/1.06
    (4+x^2)^0.5+(25+x^2)^0.5-7=5.474
    (101.325+x)*4*x^2=1000000/919750
    (101.325+x)*4*x^=1000000/919750
    25+x=33.69+152.152-x
    [(2*101.325*x+2*x^2)/(101.325+3*x)^2]/10000=9.1975*10^5
    x+1/x
    4.8101=((30.56*0.847(x+0.1))/(1+0.847(x+0.1))*((100-8.28-1.4)/100)*(1/(1+0.31*1.4)+((2.26(x+0.1))/(1.3*0.101325))
    (10-2x)(10-2x)=(20/3-4/3x)(12-4/3x)
    x/(100+x)
    4.8100=((30.56*0.847(x+0.1))/(1+0.847(x+0.1))*((100-8.28-1.4)/100)*(1/(1+0.31*1.4)+((2.26(x+0.1))/(1.3*0.101325))
    50x-19.6^2-19.6=2.44

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