______________ / 2 \/ x - 5*x + 4 > x - 3
sqrt(x^2 - 5*x + 4) > x - 3
Or(And(x <= 1, -oo < x), And(5 < x, x < oo))
((x <= 1)∧(-oo < x))∨((5 < x)∧(x < oo))
(-oo, 1] U (5, oo)
x in Union(Interval(-oo, 1), Interval.open(5, oo))