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3 September, 01:43

One integer is 5 more than another. Their product is 126. Find the integers.

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  1. 3 September, 02:58
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    A * b = 126

    a = b + 5

    b (b + 5) = 126

    b^2 + 5b - 126 = 0

    (b - 9) (b + 14) = 0

    b - 9 = 0

    b = 9

    b + 14 = 0

    b = - 14 ... this is extraneous solution ... it is not correct

    a = b + 5

    a = 9 + 5

    a = 14

    ur 2 integers are 9 and 14
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