Practice
Factor using Difference of Two Squares.a) 64x12 −49y2
(8x6 +7y)(8x6 −7y)
(8x6 +7y)(8x6 −7y)
b) 9x2 −121y2
(3x +11y)(3x −11y)
(3x +11y)(3x −11y)
c) 81x2 −100y2
(9x +10y)(9x −10y)
(9x +10y)(9x −10y)
d) 9x2 −64y2
(3x +8y)(3x −8y)
(3x +8y)(3x −8y)
e) 9x4 −169y2
(3x2 +13y)(3x2 −13y)
(3x2 +13y)(3x2 −13y)
f) 49x2 −144y2
(7x +12y)(7x −12y)
(7x +12y)(7x −12y)
g) 9x2 −169y2
(3x +13y)(3x −13y)
(3x +13y)(3x −13y)
h) 64x2 −25y2
(8x +5y)(8x −5y)
(8x +5y)(8x −5y)
i) 4x2 −9y2
(2x +3y)(2x −3y)
(2x +3y)(2x −3y)
j) 9x2 −25y2
(3x +5y)(3x −5y)
(3x +5y)(3x −5y)