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16 March, 15:44

The some of the squares of two consecutive integers is 145. Find the integers.

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  1. 16 March, 16:03
    0
    X^2 + (x + 1) ^2 = 145;

    x^2 + x^2 + 2x + 1 = 145;

    2x^2 + 2x - 144 = 0;

    x^2 + x - 72 = 0;

    You solve the equation; the solutions of the equation are 8 and - 9 (integers);

    The two consecutive integers are 8 and 9 or - 9 and - 8.
  2. 16 March, 18:53
    0
    The 2 numbers are 8 and 9.

    8^2=64

    9^2=81

    81+64=145
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