abcd Factoring Using Difference of Two Squares(L3)
Factoring Using Difference of Two Squares(L3)


Practice

Factor using Difference of Two Squares.
a)    9x2 −196y2
(3x +14y)(3x −14y)

b)    81x2 −25y2
(9x +5y)(9x −5y)

c)    49x2 −64y2
(7x +8y)(7x −8y)

d)    25x2 −49y2
(5x +7y)(5x −7y)

e)    25x2 −169y2
(5x +13y)(5x −13y)

f)    81x8 −49y2
(9x4 +7y)(9x4 −7y)

g)    9x2 −100y2
(3x +10y)(3x −10y)

h)    64x12 −49y2
(8x6 +7y)(8x6 −7y)

i)    25x2 −9y2
(5x +3y)(5x −3y)

j)    25x12 −81y2
(5x6 +9y)(5x6 −9y)