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2 January, 02:44

Find the excluded value (s) of x in the rational expression f (x) = x^2+7x / x^+14x+49

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Answers (2)
  1. 2 January, 02:56
    0
    x = - 7
  2. 2 January, 03:06
    0
    x ≠ - 7

    Step-by-step explanation:

    x^2+7x / x^2+14x+49

    x (x+7) / (x+7) (x+7)

    x / (x+7)
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