Answer
not factorable
Work Step by Step
The given expression, $
y^2-15y+5
,$ has $c=
5
$ and $b=
-15
.$
The possible factors of $c$ are $
\{ 1,5 \}
,\{ -1,-5 \}
$. None of these factors give a sum equal to $b$. Hence, the given expression is $\text{
not factorable
}$ with integer coefficients.
