Find the Eccentricity of the Hyperbola $$x ^ { 2 } - 2 y ^ { 2 } = 6$$

Multiple Choice

Find the eccentricity of the hyperbola.
- $$x ^ { 2 } - 2 y ^ { 2 } = 6$$

A) $\sqrt { 6 }$
B) $\frac { \sqrt { 6 } } { 2 }$
C) $\frac { \sqrt { 2 } } { 2 }$
D) $\sqrt { 2 }$