1 2 3 ----- + ----- > ----- x + 1 x + 3 x + 2
2/(x + 3) + 1/(x + 1) > 3/(x + 2)
(-3, -2) U (-1, 1)
x in Union(Interval.open(-3, -2), Interval.open(-1, 1))
Or(And(-3 < x, x < -2), And(-1 < x, x < 1))
((-3 < x)∧(x < -2))∨((-1 < x)∧(x < 1))