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10 August, 20:31

Factor the polynomial below. x^2 + 15 + 56

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Answers (2)
  1. 10 August, 23:37
    0
    x=-7, x=-8

    Step-by-step explanation:

    x^2 + 15x + 56=0

    look for two numbers that their sum is 15 and their product = 56

    (x+7) (x+8) = 0

    x=-7, x=-8
  2. 11 August, 00:12
    0
    Step-by-step explanation:

    x²+15x+56 = (x+7) (x+8)
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