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


Practice

Factor using Difference of Two Squares.
a)    25x4 −9
(5x2 +3)(5x2 −3)

b)    25x2 −16
(5x +4)(5x −4)

c)    49x2 −225
(7x +15)(7x −15)

d)    9x4 −100
(3x2 +10)(3x2 −10)

e)    64x2 −81
(8x +9)(8x −9)

f)    81x2 −196
(9x +14)(9x −14)

g)    9x2 −25
(3x +5)(3x −5)

h)    49x2 −16
(7x +4)(7x −4)

i)    9x4 −4
(3x2 +2)(3x2 −2)

j)    9x2 −4
(3x +2)(3x −2)