## Algebra 1: Common Core (15th Edition)

$2(d^2+4)(2d-3)$
$4d^3-6d^2+16d-24$ Factor out the GCF $=4d(d^2+4)-6(d^2+4)$ Factor by grouping $=(d^2+4)(4d-6)$ $=2(d^2+4)(2d-3)$