The solutions of the quadratic equation ${(3|x| - 3)^2} = |x| + 7$ which belongs to the domain of definition of the function $y = \sqrt {x(x - 3)} $ are given by

  • A

    $ \pm 1/9,\; \pm 2$

  • B

    $ - 1/9,\;2$

  • C

    $1/9,\; - 2$

  • D

    $ - 1/9,\; - 2$

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