Practice
Factor using Difference of Two Squares.a) x2 −64
(x +8)(x −8)
(x +8)(x −8)
b) x2 −144
(x +12)(x −12)
(x +12)(x −12)
c) x2 −81
(x +9)(x −9)
(x +9)(x −9)
d) x2 −9
(x +3)(x −3)
(x +3)(x −3)
e) x2 −36
(x +6)(x −6)
(x +6)(x −6)
f) x4 −25
(x2 +5)(x2 −5)
(x2 +5)(x2 −5)
g) x12 −144
(x6 +12)(x6 −12)
(x6 +12)(x6 −12)
h) x4 −4
(x2 +2)(x2 −2)
(x2 +2)(x2 −2)
i) x4 −144
(x2 +12)(x2 −12)
(x2 +12)(x2 −12)
j) x2 −36
(x +6)(x −6)
(x +6)(x −6)