SOLUTION: how do i factor this 64x^2-81y^2
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Question 420874: how do i factor this 64x^2-81y^2
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
64x^2-81y^2
Notice we can rewrite as:
(8x)^2 - (9y)^2
this is a "difference of squares" (special factoring case):
(8x - 9y)(8x +9y)
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