Problem:
Compute the nullity of
$\left(
\begin{array}{cc}
 -\frac{2}{3} & -\frac{14}{3} \\
\end{array}
\right)$.
Answer:
$1$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/rank_and_nullity/43078.txt'}