The logistic population growth is expressed by the equation

  • [AIPMT 2011]
  • A

    $dt / dN = Nr (\frac{K-N}{K})$

  • B

    $dN / dt = rN (\frac{K-N}{K})$

  • C

    $dN / dt = rN$

  • D

    $dN / dt = rN (\frac{N-K}{N})$

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