The least integral value $\alpha $ of $x$ such that $\frac{{x - 5}}{{{x^2} + 5x - 14}} > 0$ , satisfies

  • [JEE MAIN 2013]
  • A

    ${\alpha ^2} + 3\alpha  - 4 = 0$

  • B

    ${\alpha ^2} - 5\alpha  + 4 = 0$

  • C

    ${\alpha ^2} - 7\alpha  + 6 = 0$

  • D

    ${\alpha ^2} + 5\alpha  - 6 = 0$

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