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


Practice

Factor using Difference of Two Squares.
a)    25x2 −121
(5x +11)(5x −11)

b)    49x4 −81
(7x2 +9)(7x2 −9)

c)    49x4 −81
(7x2 +9)(7x2 −9)

d)    4x2 −169
(2x +13)(2x −13)

e)    49x4 −36
(7x2 +6)(7x2 −6)

f)    16x4 −225
(4x2 +15)(4x2 −15)

g)    9x2 −169
(3x +13)(3x −13)

h)    25x2 −144
(5x +12)(5x −12)

i)    49x2 −4
(7x +2)(7x −2)

j)    4x2 −49
(2x +7)(2x −7)