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5 November, 22:28

Factor completely: x^2-81

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Answers (2)
  1. 5 November, 22:36
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    I'm not sure if this is correct but (x + 9) • (x - 9)
  2. 5 November, 22:45
    0
    Your answer will be

    (x+9) (x-9)
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