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


Practice

Factor using Difference of Two Squares.
a)    81x2 −100y2
(9x +10y)(9x −10y)

b)    4x2 −225y2
(2x +15y)(2x −15y)

c)    25x2 −9y12
(5x +3y6)(5x −3y6)

d)    36x2 −25y4
(6x +5y2)(6x −5y2)

e)    81x2 −169y2
(9x +13y)(9x −13y)

f)    9x2 −196y12
(3x +14y6)(3x −14y6)

g)    81x4 −121y2
(9x2 +11y)(9x2 −11y)

h)    9x2 −4y2
(3x +2y)(3x −2y)

i)    49x2 −121y8
(7x +11y4)(7x −11y4)

j)    49x2 −25y2
(7x +5y)(7x −5y)