Answer
$pq=24$.
Work Step by Step
When factoring, we find factors (p and q) of $ac$ that have a sum of $b$.
Then we rewrite the trinomial as
$ax^{2}+px+qx+c$
and apply the Distributive Law...
Here,
$a=8,\ c=3,\qquad ac=24$
$ ac=pq\quad$ so
$pq=24$.