(ax-by)(a2x2+abxy+b2y2)
(2ab2–1)(4a2b4+2ab2+1)
(x2+a) (x4–ax2+a2)
(7a+4b)(49a2–28ab+16b2)
(2a-1) (4a2+2a+1)(8a3+1)
(x+a)(x2−ax+a2)(x−a)(x2+ax+a2)
(5a+3b)(25a2–15ab+9b2)(125a3-27b3)
a3+8
8x3+343
8a4+27ab3
8x3+1
64a3-125b3
729a3-64b3c6
27a3b3+64b3c3
56x3-189y3
3x-75x3
4x2-y2
3ay2-48a
a2-2ab+b2-p2
16y2-a2-6a-9