$3^x$ के विस्तार में $x^3$ का गुणांक क्या है?

  • A
    $\frac{3^3}{6}$
  • B
    $\frac{(\log 3)^3}{3}$
  • C
    $\frac{\log(3^3)}{6}$
  • D
    $\frac{(\log 3)^3}{6}$

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