\(y = \sqrt {6 - x} + \frac{1}{{{x^2} - 4}}\)
A.\(D = \left[ {6; + \infty } \right)\backslash \left\{ { - 2;\,\,2} \right\}.\)
B.\(D = \left( { - \infty ;6} \right)\backslash \left\{ { - 2;\,\,2} \right\}.\)
C.\(D = \left( {6; + \infty } \right)\backslash \left\{ { - 2;\,\,2} \right\}.\)
D.\(D = \left( { - \infty ;\,\,6} \right]\backslash \left\{ { - 2;\,\,2} \right\}.\)

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