Two sides of a triangle are given by the roots of the equation $x^2-5x+6=0$ and the angle between the sides is $\frac{\pi}{3}$. Then,the perimeter of the triangle is

  • A
    $5+\sqrt{2}$
  • B
    $5+\sqrt{3}$
  • C
    $5+\sqrt{5}$
  • D
    $5+\sqrt{7}$

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