_______ \/ x - 1 < 5 - x
sqrt(x - 1) < 5 - x
/ ____\ | 11 \/ 17 | And|1 <= x, x < -- - ------| \ 2 2 /
(1 <= x)∧(x < 11/2 - sqrt(17)/2)
____ 11 \/ 17 [1, -- - ------) 2 2
x in Interval.Ropen(1, 11/2 - sqrt(17)/2)