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


Practice

Factor using Difference of Two Squares.
a)    49x2 −64
(7x +8)(7x −8)

b)    64x2 −49
(8x +7)(8x −7)

c)    9x2 −121
(3x +11)(3x −11)

d)    9x2 −4
(3x +2)(3x −2)

e)    49x8 −225
(7x4 +15)(7x4 −15)

f)    4x2 −9
(2x +3)(2x −3)

g)    9x2 −100
(3x +10)(3x −10)

h)    36x2 −169
(6x +13)(6x −13)

i)    36x4 −49
(6x2 +7)(6x2 −7)

j)    81x2 −4
(9x +2)(9x −2)