Problem:
Find the dot product of the following two vectors:
$\left(
\begin{array}{c}
 -3 \sqrt{2} \\
 4 \sqrt{2} \\
 -6 \sqrt{2} \\
 0 \\
 -\sqrt{2} \\
 -3 \sqrt{2} \\
\end{array}
\right)$ and
$\left(
\begin{array}{c}
 -\sqrt{2} \\
 3 \sqrt{2} \\
 2 \sqrt{2} \\
 -5 \sqrt{2} \\
 6 \sqrt{2} \\
 7 \sqrt{2} \\
\end{array}
\right)$.
Answer:
$-48$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/dot_product/22957.txt'}