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21 April, 10:49

If possible, factor 225x2 - 9y2

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Answers (2)
  1. 21 April, 11:10
    0
    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)
  2. 21 April, 11:17
    0
    9 (5x+y) (5x-y)
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