Practice
Factor using Difference of Two Squares.a) 25x8 −9y2
(5x4 +3y)(5x4 −3y)
(5x4 +3y)(5x4 −3y)
b) 36x2 −25y2
(6x +5y)(6x −5y)
(6x +5y)(6x −5y)
c) 36x2 −49y12
(6x +7y6)(6x −7y6)
(6x +7y6)(6x −7y6)
d) 49x2 −64y2
(7x +8y)(7x −8y)
(7x +8y)(7x −8y)
e) 9x2 −16y2
(3x +4y)(3x −4y)
(3x +4y)(3x −4y)
f) 9x2 −121y12
(3x +11y6)(3x −11y6)
(3x +11y6)(3x −11y6)
g) 36x2 −49y4
(6x +7y2)(6x −7y2)
(6x +7y2)(6x −7y2)
h) 49x2 −36y2
(7x +6y)(7x −6y)
(7x +6y)(7x −6y)
i) 81x2 −121y2
(9x +11y)(9x −11y)
(9x +11y)(9x −11y)
j) 81x2 −121y2
(9x +11y)(9x −11y)
(9x +11y)(9x −11y)