Practice
Factor using Difference of Two Squares.a) 64x8 −169y2
(8x4 +13y)(8x4 −13y)
(8x4 +13y)(8x4 −13y)
b) 36x2 −169y2
(6x +13y)(6x −13y)
(6x +13y)(6x −13y)
c) 81x2 −16y2
(9x +4y)(9x −4y)
(9x +4y)(9x −4y)
d) 64x2 −121y2
(8x +11y)(8x −11y)
(8x +11y)(8x −11y)
e) 64x2 −9y2
(8x +3y)(8x −3y)
(8x +3y)(8x −3y)
f) 4x2 −121y2
(2x +11y)(2x −11y)
(2x +11y)(2x −11y)
g) 25x4 −196y2
(5x2 +14y)(5x2 −14y)
(5x2 +14y)(5x2 −14y)
h) 49x4 −121y2
(7x2 +11y)(7x2 −11y)
(7x2 +11y)(7x2 −11y)
i) 25x4 −9y2
(5x2 +3y)(5x2 −3y)
(5x2 +3y)(5x2 −3y)
j) 81x2 −25y2
(9x +5y)(9x −5y)
(9x +5y)(9x −5y)