Problem:
Find the characteristic polynomial of the following matrix:
$\left(
\begin{array}{cc}
 -\frac{7}{5} & \frac{29}{5} \\
 \frac{48}{5} & -\frac{47}{5} \\
\end{array}
\right)$
Answer:
$x^2+\frac{54 x}{5}-\frac{1063}{25}$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/characteristic_polynomial/14373.txt'}