(8n - 1)(8n + 1)
64n2 - 1
(b + 7)2
b2 + 14b + 49
(v - 4)2
v2 - 8v + 16
(k - 4)(3k - 3)
(n - 4)(4n2 + 4n + 4)
4n3 - 12n2 - 12n - 16
(4n - 2)(4n + 2)
16n2 - 4
(b + 1)2
b2 + 2b + 1
(4n - 1)2
16n2 - 8n + 1
(6x + 5)(x + 2)
6x2 + 17x + 10
(2m - 8)(m2 - 6m - 2)
2m3 - 20m2 + 44m + 16
(6x - 8)(6x + 8)
36x2 - 64
(3n + 7)2
9n2 + 42n + 49
(8r - 2)2
64r2 - 32r + 4
(8x + 2)(5x - 5)
40x2 - 30x - 10
(8v - 8)(6v2 - v - 4)
48v3 - 56v2 - 24v + 32
(7r - 7)(7r + 7)
49r2 - 49
(6v + 6)2
36v2 + 72v + 36
(7x - 4)2
49x2 - 56x + 16
(8p + 4)(7p - 3)
56p2 + 4p - 12
(8v + 3)(2v2 + 7v + 3)
16v3 + 62v2 + 45v + 9
(7m - 6)(7m + 6)
49m2 - 36
(7a + 8)2
49a2 + 112a + 64
(6x - 8)2
36x2 - 96x + 64
(8x - 5)(8x - 2)
64x2 - 56x + 10
(6k + 4)(8k2 + 3k - 5)
48k3 + 50k2 - 18k - 20