Find the determinant of the matrix:
\[A = \begin{bmatrix} -6 & 18 \\ -3 & 9 \end{bmatrix}\]Click for (rounded) answer
Click for Latex code
\[
\begin{bmatrix}
-6 & 18 \\
-3 & 9
\end{bmatrix}
\]
Determinant:
\begin{solution}
\[
\det A = 0
\]
\end{solution}