Solve the Problem $\frac { x ^ { 2 } } { 6 } - \frac { y ^ { 2 } } { 17 } = 1$

Multiple Choice

Solve the problem.
-A comet follows the hyperbolic path described by $\frac { x ^ { 2 } } { 6 } - \frac { y ^ { 2 } } { 17 } = 1$ , where $x$ and $y$ are in millions of miles. If the sun is the focus of the path, how close to the sun is the vertex of the path?

A) $2.3$ million mi
B) 23 million mi
C) $6.3$ million mi
D) $2.4$ million mi