\[\boxed{\mathbf{10.}}\]
\[\textbf{а)}\ \lim_{x \rightarrow 2}\frac{1}{(x - 2)^{2}} = + \infty\]
\[\textbf{б)}\ \lim_{x \rightarrow 1}\frac{- 1}{|x - 1|} = - \infty\]
\[\textbf{в)}\ \lim_{x \rightarrow \frac{\pi}{2}}{|tg\ x|} = + \infty\ \]
\[\textbf{г)}\ \lim_{x \rightarrow \pi}{|ctg\ x|} = - \infty\]