Answer :

angedchedommachegah

Answer:

9(5x+y)(5x-y)

Step-by-step explanation:

Answer:

9(5x + y)(5x -y)

Step-by-step explanation:

You can just factor out 9 first.

9(25x^2 - y^2)

Then you can use difference of squares formula:

9(5x + y)(5x -y)

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