Using the Fundamental Theorem of Calculus, which of the following expressions is equivalent to ∫(a to b) 2/√(x) dx?
1) 2√(b) - 2√(a)
2) 2√(a) - 2√(b)
3) 2√(b) + 2√(a)
4) 2√(a) + 2√(b)