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March 24, 2017

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Three times the square of a number minus twice the same number is 8. Find all such numbers.

  • Algebra. - ,

    Direct translation:

    3x^2 - 2x = 8
    3x^2 - 2x - 8 = 0
    (x - 2)(3x + 4) = 0
    x = 2 or x = -4/3

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