$A$ line is perpendicular to the line $ax + by + c = 0$ and passes through $(a, b)$. The equation of the line is

  • A
    $bx - ay + (a^2 - b^2) = 0$
  • B
    $bx - ay - (a^2 - b^2) = 0$
  • C
    $bx - ay = 0$
  • D
    None of these

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