Determine whether the given vectors are linearly independent or linearly dependent:
(a) $\left(\begin{array}{l}1 \\ 2\end{array}\right),\left(\begin{array}{l}2 \\ 1\end{array}\right)$,
(b) $\left(\begin{array}{l}1 \\ 3\end{array}\right),\left(\begin{array}{l}-2 \\ -6\end{array}\right)$,
(c) $\left(\begin{array}{l}2 \\ 1\end{array}\right),\left(\begin{array}{r}-1 \\ 3\end{array}\right),\left(\begin{array}{l}5 \\ 2\end{array}\right)$,
(d) $\left(\begin{array}{r}1 \\ 3 \\ -2\end{array}\right),\left(\begin{array}{r}0 \\ 2 \\ -1\end{array}\right)$,
(e) $\left(\begin{array}{l}0 \\ 1 \\ 1\end{array}\right),\left(\begin{array}{r}1 \\ -1 \\ 0\end{array}\right),\left(\begin{array}{r}3 \\ -1 \\ 2\end{array}\right)$,
(f) $\left(\begin{array}{l}2 \\ 1 \\ 3\end{array}\right),\left(\begin{array}{r}1 \\ -2 \\ 1\end{array}\right),\left(\begin{array}{r}2 \\ -3 \\ 0\end{array}\right),\left(\begin{array}{r}0 \\ -1 \\ 4\end{array}\right)$,
(g) $\left(\begin{array}{r}4 \\ 2 \\ 0 \\ -6\end{array}\right),\left(\begin{array}{r}-6 \\ -3 \\ 0 \\ 9\end{array}\right)$,
(h) $\left(\begin{array}{r}2 \\ 1 \\ -1 \\ 3\end{array}\right),\left(\begin{array}{r}-1 \\ 3 \\ 1 \\ 0\end{array}\right),\left(\begin{array}{r}5 \\ 1 \\ 2 \\ -3\end{array}\right)$,
(i) $\left(\begin{array}{l}1 \\ 0 \\ 1 \\ 0\end{array}\right),\left(\begin{array}{l}1 \\ 0 \\ 0 \\ 1\end{array}\right),\left(\begin{array}{l}2 \\ 2 \\ 1 \\ 0\end{array}\right),\left(\begin{array}{l}1 \\ 2 \\ 3 \\ 4\end{array}\right)$,