[tex] \frac{3 + \sqrt{7} }{4} and \: \frac{3 - \sqrt{7} }{4} [/tex]
are the roots of which of the following quadratic equations?


A.
[tex] {8x }^{2} - 12x + 1 = 0[/tex]
B.
[tex] {8x}^{2} + 12x + 1 = 0[/tex]
C.
[tex] {12x}^{2} - 8x + 1 = 0[/tex]
D.
[tex] {12x}^{2} - 8x - 1 = 0[/tex]
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