If $O$ is the origin and $OP = 3$ with direction ratios $-1, 2, -2$,then the coordinates of $P$ are:

  • A
    $(1, 2, 2)$
  • B
    $(-1, 2, -2)$
  • C
    $(-3, 6, -6)$
  • D
    $(-1/3, 2/3, -2/3)$

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The direction cosines of the line passing through $P(2, 3, -1)$ and the origin $O(0, 0, 0)$ are:

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