Integrate the functions\[\frac{1}{\sqrt{(x-1)(x-2)}}\]

Question

$\begin{array}{1 1}\log\mid(x-\frac{3}{2})+\sqrt{x^2-3x+2}\mid+c \\ \log\mid(x+\frac{3}{2})+\sqrt{x^2-3x+2}\mid+c \\ \log\mid(x-\frac{3}{2})-\sqrt{x^2-3x+2}\mid+c \\ \log\mid(x+\frac{3}{2})+\sqrt{x^2+3x+2}\mid+c \end{array} $