2*x^3-2*(6*75+1)*x^2-2*75*x > 0
    2*x^3-361*x^2-120*x > 0
    2*x^3-481*x^2-160*x > 0
    2*x^3-301*x^2-100*x > 0
    2*x^3-601*x^2-200*x > 0
    2*x^3-181*x^2-60*x > 0
    1/2(2m+√(32-m^2)≥2
    4x^2+x>0
    4*m^2-8*m-4>0
    m^2-2*m-1>0
    4*a*a-12a<0
    16a*a-12a<0
    （20*x-30*sqrt(2))^2+(210*sqrt(2)-20*x)^2<100*x^2+1200*x+3600
    abs(1-x^2)<=1
     X * 2 - X - 6 <0
    X2-x-6<0
    x^4-2x^2-3x+3<0
    x^2-9x+17≤0
    2
    2

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