__________ / 2 \/ x - 4*x > x - 3
sqrt(x^2 - 4*x) > x - 3
Or(And(x <= 0, -oo < x), And(9/2 < x, x < oo))
((x <= 0)∧(-oo < x))∨((9/2 < x)∧(x < oo))
(-oo, 0] U (9/2, oo)
x in Union(Interval(-oo, 0), Interval.open(9/2, oo))