The equations of the tangents to the circle ${x^2} + {y^2} = 36$ which are inclined at an angle of ${45^o}$ to the $x$-axis are

  • A

    $x + y = \pm \sqrt 6 $

  • B

    $x = y \pm 3\sqrt 2 $

  • C

    $y = x \pm 6\sqrt 2 $

  • D

    None of these

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