2 ___ (x - 4) < \/ 5 *(x - 4)
(x - 4)^2 < sqrt(5)*(x - 4)
/ ___\ And\4 < x, x < 4 + \/ 5 /
(4 < x)∧(x < 4 + sqrt(5))
___ (4, 4 + \/ 5 )
x in Interval.open(4, sqrt(5) + 4)