If the $A.M.$ and $G.M.$ of the roots of a quadratic equation are $8$ and $5$ respectively,then the quadratic equation is:

  • A
    $x^2 - 16x - 25 = 0$
  • B
    $x^2 - 8x + 5 = 0$
  • C
    $x^2 - 16x + 25 = 0$
  • D
    $x^2 + 16x - 25 = 0$

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