/ 2 \ / 2 1 \ |x + x + 5| log(x + 5) + log|x + -----| <= 2*log|----------| \ x + 5/ \ 2 /
log(x + 5) + log(x^2 + 1/(x + 5)) <= 2*log((x^2 + x + 5)/2)
____ ____ ____ ____ 1 \/ 29 1 \/ 13 1 \/ 13 1 \/ 29 (-5, - - ------] U [- - ------, - + ------] U [- + ------, oo) 2 2 2 2 2 2 2 2
x in Union(Interval.Lopen(-5, 1/2 - sqrt(29)/2), Interval(1/2 - sqrt(13)/2, 1/2 + sqrt(13)/2), Interval(1/2 + sqrt(29)/2, oo))
/ / ____ ____ \ / ____ \ / ____ \\ | | 1 \/ 13 1 \/ 13 | | 1 \/ 29 | |1 \/ 29 || Or|And|x <= - + ------, - - ------ <= x|, And|x <= - - ------, -5 < x|, And|- + ------ <= x, x < oo|| \ \ 2 2 2 2 / \ 2 2 / \2 2 //
((-5 < x)∧(x <= 1/2 - sqrt(29)/2))∨((x < oo)∧(1/2 + sqrt(29)/2 <= x))∨((x <= 1/2 + sqrt(13)/2)∧(1/2 - sqrt(13)/2 <= x))