4 4 (x + 2) - x > 16*x + 16
-x^4 + (x + 2)^4 > 16*x + 16
(-2, -1) U (0, oo)
x in Union(Interval.open(-2, -1), Interval.open(0, oo))
Or(And(-2 < x, x < -1), And(0 < x, x < oo))
((-2 < x)∧(x < -1))∨((0 < x)∧(x < oo))