5 2 3 x - x x - 1 ------- >= ------ 2 2 x 4*x
(x^5 - x^2)/x^2 >= (x^3 - 1)/((4*x^2))
Or(And(-1/2 <= x, x < 0), And(1 <= x, x < oo), And(x <= 1/2, 0 < x))
((-1/2 <= x)∧(x < 0))∨((1 <= x)∧(x < oo))∨((x <= 1/2)∧(0 < x))
[-1/2, 0) U (0, 1/2] U [1, oo)
x in Union(Interval.Ropen(-1/2, 0), Interval.Lopen(0, 1/2), Interval(1, oo))