abcd Factoring - Difference Two Squares(L2)
Factoring - Difference Two Squares(L2)


Practice

Factor using Difference of Two Squares.
a)    49x4 −225
(7x2 +15)(7x2 −15)

b)    4x4 −121
(2x2 +11)(2x2 −11)

c)    64x2 −9
(8x +3)(8x −3)

d)    36x2 −25
(6x +5)(6x −5)

e)    81x2 −25
(9x +5)(9x −5)

f)    4x2 −81
(2x +9)(2x −9)

g)    4x4 −121
(2x2 +11)(2x2 −11)

h)    25x2 −36
(5x +6)(5x −6)

i)    4x2 −121
(2x +11)(2x −11)

j)    25x2 −81
(5x +9)(5x −9)