Find each of the following products:
(x2−a2)×(x−a)
(x2−a2)×(x−a)=x2(x−a)−a2(x−a)=x3−x2a−xa2+a3
(x2−y2)×(x+2y)
(x2−xy+y2)×(x+y)
(x2−5x+8)×(x2+2)
Find each of the following products: (x2−3x+7)×(2x+3)