## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$(y+8)(y^2-2)$
Using factoring by grouping, the factored form of the given expression, $y^3+8y^2-2y-16 ,$ is \begin{array}{l} (y^3+8y^2)-(2y+16) \\\\= y^2(y+8)-2(y+8) \\\\= (y+8)(y^2-2) .\end{array}