SOLUTION: factor 9x^2y^2-36y^2

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Question 510427: factor
9x^2y^2-36y^2
Found 2 solutions by lwsshak3, MathTherapy:
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
factor
9x^2y^2-36y^2
difference of squares
(3x^y^2+6y)(3x^y^2-6y)

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!
factor
9x^2y^2-36y^2

9x%5E2y%5E2+-+36y%5E2

9y%5E2%28x%5E2+-+4%29 ----- Factoring out GCF, 9y%5E2

highlight_green%289y%5E2%28x+-+2%29%28x+%2B+2%29%29

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