_________ _______ _________ \/ 3*x + 4 + \/ x - 3 < \/ 4*x + 6
sqrt(x - 3) + sqrt(3*x + 4) < sqrt(4*x + 6)
/ ____\ | 5 \/ 61 | And|3 <= x, x < - + ------| \ 6 3 /
(3 <= x)∧(x < 5/6 + sqrt(61)/3)
____ 5 \/ 61 [3, - + ------) 6 3
x in Interval.Ropen(3, 5/6 + sqrt(61)/3)