Solve the Equation $3 x ^ { 2 } - 6 x - 2 = 0$

Multiple Choice

Solve the equation. $3 x ^ { 2 } - 6 x - 2 = 0$

A) $x = - 6$ ,
$x = - 4$
B) $x = 4$ ,
$x = - 6$
C) $x = 1 \pm \frac { \sqrt { 13 } } { 3 }$
D) $x = 1 \pm \frac { \sqrt { 3 } } { 3}$
E) $x = - 1 \pm \frac { 3 \sqrt { 3 } } { 3 }$