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22 January, 15:11

The sum of two integers is 9. the product of the integers is 14. what are the integers?

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Answers (2)
  1. 22 January, 16:09
    0
    Would the answer be 7 and 2?
  2. 22 January, 18:23
    0
    X+y = 9 so x = 9 - y

    xy = 14

    replace x = 9 - y into xy = 14

    xy = 14

    y (9 - y) = 14

    -y^2 + 9y = 14

    y^2 - 9y + 14 = 0

    (y - 7) (y-2) = 0

    y - 7 = 0; y = 7

    y - 2 = 0; y = 2

    answer: integers are 2 and 7
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