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


Practice

Factor using Difference of Two Squares.
a)    25x2 −49y2
(5x +7y)(5x −7y)

b)    64x2 −169y2
(8x +13y)(8x −13y)

c)    49x4 −9y2
(7x2 +3y)(7x2 −3y)

d)    49x2 −64y2
(7x +8y)(7x −8y)

e)    49x2 −36y8
(7x +6y4)(7x −6y4)

f)    4x2 −225y2
(2x +15y)(2x −15y)

g)    16x2 −81y2
(4x +9y)(4x −9y)

h)    4x2 −9y2
(2x +3y)(2x −3y)

i)    64x2 −49y2
(8x +7y)(8x −7y)

j)    81x12 −64y2
(9x6 +8y)(9x6 −8y)