## Algebra 1

$2z^{2}$ $and$ $3$
Given : $2z^{3}+$ $6z^{2}+$ $3z+$ $9$ After grouping, we get : $(2z^{3}+6z^{2})+(3z+9)$ This becomes : $2z^{2}(z+3)+3(z+3)$