Problem:
Compute the rank of
$\left(
\begin{array}{c}
 -8 \\
 -4 \\
 1 \\
 3 \\
 7 \\
\end{array}
\right)$.
Answer:
$1$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/rank_and_nullity/2607.txt'}