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If the sum of the roots of 2 x squared - 6 x + 7 equals zero is multiplied by the product of its roots the result is

  • math -

    for 2x^2 - 6x + 7 = 0
    the sum of the roots = -b/a = 6/2 = 3
    product of the roots = c/a = 7/2

    so (7/2)(3) = 21/3

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