14x^2-36x-63=
    10.98x^3+52.58x^2-250x-3202.39=0
    36q∧3=300000q+4320000
    x^3-2x^2+4=0
    10.98x^3+62.65x^2-143.28x-2219.56=0
    x-(1.2x*0.8-200)=440
    -2*x^2+4*x-1=0
    194600=10000000*r*(1+r)^60/((1+r)^60-1)
    10.98x^3+72.72x^2-36.56x-1465.93=0
    x^3=-x^2+1
    10.98x^3+82.8x^2+70.16x-900.67=0
    10.98x^3+109.34x^2+221.1x-624.78=0
    3x^2-6x+2=0
    1.05^n=3
    1.05^n=2.5
    arctan9.52x-90-arctan114.24x-arctanx-arctan0.5x=-180
    2y-2/1=2/1-3
    (sin(x)-x)*sin(x)+(cos(x)-1)^2=0
    4156*1.053∧x=3119*1.056∧x
    2+x=5

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