## Algebra 2 Common Core

Equate each unique factor to zero, then solve each equation: $x+1=0 \text{ or } x-1=0 \text{ or } x-2=0 \\x=-1 \text{ or } x = 1 \text{ or } x=2$. The factor $x+1$ appears twice so the zero -1 has multiplicity 2.