\[\boxed{\mathbf{67.}}\]
\[\textbf{а)}\ y = \frac{4}{x}\]
\[\textbf{б)}\ y = - \frac{4}{x}\]
\[\textbf{в)}\ y = \frac{4}{x} + 2\]
\[\textbf{г)}\ y = \frac{4}{x - 2}\]
\[\textbf{д)}\ y = \frac{4}{x + 2} - 2\]
\[\textbf{е)}\ y = \frac{- 4}{x - 1}\]
\[\textbf{ж)}\ y = \frac{- 4}{x + 3} - 2\]
\[\textbf{з)}\ y = \frac{6}{x - 3} + 1\ \ \ \]
\[\textbf{и)}\ y = \frac{- 8}{x + 1} - 3\]