0012.ptx

<exercise checkit-seed="0012" checkit-slug="G2" checkit-title="Determinants">
  <statement>
    <p>Show how to compute the determinant of the matrix <me>A= \left[\begin{array}{cccc}
6 &amp; 4 &amp; 1 &amp; 0 \\
0 &amp; 1 &amp; 0 &amp; 2 \\
-5 &amp; -4 &amp; -3 &amp; 5 \\
1 &amp; -2 &amp; 6 &amp; 2
\end{array}\right] .</me>.</p>
  </statement>
  <answer>
    <me>\operatorname{det}\  \left[\begin{array}{cccc}
6 &amp; 4 &amp; 1 &amp; 0 \\
0 &amp; 1 &amp; 0 &amp; 2 \\
-5 &amp; -4 &amp; -3 &amp; 5 \\
1 &amp; -2 &amp; 6 &amp; 2
\end{array}\right] = -317 </me>
  </answer>
</exercise>