Trinomial 1
Factorise x2 - 121
(x+11) (x-11)
Factorise ac + 3ad + 2bc + 6bd
(a + 2b) (c + 3d)
Factorise 16x2 - 49
(4x + 7) (4x - 7)
Factorise 6mn + 2mp + 9n + 3p
(2m + 3) (3n +p)
Factorise 25x2 - 36y2
(5x + 6y) (5x - 6y)
Factorise 21wy + 12wx +35xy +20xz
(3w + 5x) (7y + 4z)
Factorise 289m2 - 169n2
(17m + 13n) (17m - 13n)
Factorise 15ac + 40ad - 21bc - 56bd
(5a - 7b) (3c + 8d)
Factorise 81a4b6 - 256c2d8
(9a2b3 + 16cd4) (9a2b3 - 16cd4)
Factorise 117mp - 45mq - 104np + 40nq
(9m - 8n) (13p - 5q)