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21 September, 08:40

Expand. If necessary, combine like terms. (x+7) ^2

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Answers (1)
  1. 21 September, 09:32
    0
    x^2-14x+49

    Step-by-step explanation:

    (x-7) ^2

    (x-7) (x-7)

    F. O. I. L

    x^2-7x-7x+49

    x^2-14x+49
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