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

Multiple Choice

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

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