$\triangle ABC$ માં,જો $\angle C = \frac{\pi}{3}$ હોય,તો $\frac{3}{a+b+c} - \frac{1}{a+c}$ ની કિંમત શોધો.

  • A
    $\frac{1}{a+b}$
  • B
    $\frac{1}{b+c}$
  • C
    $\frac{1}{2a+b}$
  • D
    $\frac{1}{b+2c}$

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