Practice
Factor using Difference of Two Squares.a) 25x2 −36y2
(5x +6y)(5x −6y)
(5x +6y)(5x −6y)
b) 81x12 −196y2
(9x6 +14y)(9x6 −14y)
(9x6 +14y)(9x6 −14y)
c) 25x2 −144y12
(5x +12y6)(5x −12y6)
(5x +12y6)(5x −12y6)
d) 16x2 −49y2
(4x +7y)(4x −7y)
(4x +7y)(4x −7y)
e) 25x2 −36y2
(5x +6y)(5x −6y)
(5x +6y)(5x −6y)
f) 25x2 −144y4
(5x +12y2)(5x −12y2)
(5x +12y2)(5x −12y2)
g) 25x2 −9y2
(5x +3y)(5x −3y)
(5x +3y)(5x −3y)
h) 9x2 −196y2
(3x +14y)(3x −14y)
(3x +14y)(3x −14y)
i) 64x2 −25y2
(8x +5y)(8x −5y)
(8x +5y)(8x −5y)
j) 25x12 −81y2
(5x6 +9y)(5x6 −9y)
(5x6 +9y)(5x6 −9y)