2 2 (x - 4) > 16 - x
(x - 4)^2 > 16 - x^2
(-oo, 0) U (4, oo)
x in Union(Interval.open(-oo, 0), Interval.open(4, oo))
Or(And(-oo < x, x < 0), And(4 < x, x < oo))
((-oo < x)∧(x < 0))∨((4 < x)∧(x < oo))