Problem:
Find the eigenvalues of the following matrix (round your answer to three decimal places):
$\left(
\begin{array}{ccc}
 6 & -7 & 1 \\
 7 & 5 & -5 \\
 -9 & -7 & -1 \\
\end{array}
\right)$.
Answer:
$\{-5.105,7.552\, -7.878 i,7.552\, +7.878 i\}$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/eigenvalues/48793.txt'}