The sum of the roots of a quadratic equation is given by $-\frac{b}{a}$ and the product of the roots is given by $\frac{c}{a}$. Therefore, we have:
\[8 + 2 = -\frac{\beta}{1} = -\beta\]
\[8 \cdot 2 = \frac{a}{1} = a\]
Solving these equations, we get $\beta = -10$
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