Practice
Factor using Difference of Two Squares.a) 64x2 −9y2
(8x +3y)(8x −3y)
(8x +3y)(8x −3y)
b) 49x8 −4y2
(7x4 +2y)(7x4 −2y)
(7x4 +2y)(7x4 −2y)
c) 16x2 −25y2
(4x +5y)(4x −5y)
(4x +5y)(4x −5y)
d) 16x2 −121y2
(4x +11y)(4x −11y)
(4x +11y)(4x −11y)
e) 25x2 −36y2
(5x +6y)(5x −6y)
(5x +6y)(5x −6y)
f) 81x2 −196y2
(9x +14y)(9x −14y)
(9x +14y)(9x −14y)
g) 16x2 −169y2
(4x +13y)(4x −13y)
(4x +13y)(4x −13y)
h) 9x12 −49y2
(3x6 +7y)(3x6 −7y)
(3x6 +7y)(3x6 −7y)
i) 81x2 −169y2
(9x +13y)(9x −13y)
(9x +13y)(9x −13y)
j) 16x2 −9y2
(4x +3y)(4x −3y)
(4x +3y)(4x −3y)