Find the Domain of the Logarithmic Function $f ( x ) = \log \left( \frac { x + 9 } { x - 8 } \right)$

Multiple Choice

Find the domain of the logarithmic function.
- $f ( x ) = \log \left( \frac { x + 9 } { x - 8 } \right)$

A) $( - \infty , - 9 ) \cup ( 8 , \infty )$
B) $( - 9,8 )$
C) $( 8 , \infty )$
D) $( - \infty , - 9 )$