_______ _____ \/ x + 2 - \/ 5*x >= 4*x - 2
-sqrt(5*x) + sqrt(x + 2) >= 4*x - 2
And(0 <= x, x <= 1/2)
(0 <= x)∧(x <= 1/2)
[0, 1/2]
x in Interval(0, 1/2)