abcd Factoring - Difference Two Squares(L1)
Factoring - Difference Two Squares(L1)


Practice

Factor using Difference of Two Squares.
a)    x2 −4
(x +2)(x −2)

b)    x2 −81
(x +9)(x −9)

c)    x2 −121
(x +11)(x −11)

d)    x2 −121
(x +11)(x −11)

e)    x2 −64
(x +8)(x −8)

f)    x2 −196
(x +14)(x −14)

g)    x2 −225
(x +15)(x −15)

h)    x2 −9
(x +3)(x −3)

i)    x4 −16
(x2 +4)(x2 −4)

j)    x2 −121
(x +11)(x −11)