| 3 2 | | 3 2 | |x - 4*x + 5*x - 7| <= |x - 5*x + 7*x + 2|
|5*x + x^3 - 4*x^2 - 7| <= |7*x + x^3 - 5*x^2 + 2|
/ / ____\ / ____ \ \ Or\And\5/2 <= x, x <= 1 + \/ 10 /, And\x <= 1 - \/ 10 , -oo < x/, x = 1/
(x = 1))∨((5/2 <= x)∧(x <= 1 + sqrt(10)))∨((-oo < x)∧(x <= 1 - sqrt(10))
____ ____ (-oo, 1 - \/ 10 ] U {1} U [5/2, 1 + \/ 10 ]
x in Union(FiniteSet(1), Interval(-oo, 1 - sqrt(10)), Interval(5/2, 1 + sqrt(10)))