Practice
Factor using Difference of Two Squares.a) x4 −16
(x2 +4)(x2 −4)
(x2 +4)(x2 −4)
b) x12 −169
(x6 +13)(x6 −13)
(x6 +13)(x6 −13)
c) x2 −144
(x +12)(x −12)
(x +12)(x −12)
d) x2 −64
(x +8)(x −8)
(x +8)(x −8)
e) x2 −144
(x +12)(x −12)
(x +12)(x −12)
f) x4 −121
(x2 +11)(x2 −11)
(x2 +11)(x2 −11)
g) x4 −121
(x2 +11)(x2 −11)
(x2 +11)(x2 −11)
h) x2 −49
(x +7)(x −7)
(x +7)(x −7)
i) x12 −64
(x6 +8)(x6 −8)
(x6 +8)(x6 −8)
j) x2 −121
(x +11)(x −11)
(x +11)(x −11)