<ol class="abc-list"><li><div class="list-item-paragraph">Find, in ascending powers of \(x\), the first four terms in the expansion of \((3 - 4x)^8\).<span class="inline-marks">[2]</span></div></li><li><div class="list-item-paragraph">Given that&nbsp;\(\begin{pmatrix} n + 2 \\ 2 \end{pmatrix} = \begin{pmatrix} 4n + 13 \\ 1 \end{pmatrix}\) and \(n &gt; 0\), find the value of \(n\).<span class="inline-marks">[3]</span></div></li></ol>

Find, in ascending powers of \(x\), the first four terms in the expansion of \((3 - 4x)^8\).

Given that \(\begin{pmatrix} n + 2 \\ 2 \end{pmatrix} = \begin{pmatrix} 4n + 13 \\ 1 \end{pmatrix}\) and \(n > 0\), find the value of \(n\).