Find the Domain of the Function $$f ( x ) = \log _ { 10 } \left( x ^ { 2 } - 16 x + 63 \right)$$

Multiple Choice

Find the domain of the function.
- $$f ( x ) = \log _ { 10 } \left( x ^ { 2 } - 16 x + 63 \right)$$

A) $( 9 , \infty )$
B) $( - \infty , 7 ) \cup ( 9 , \infty )$
C) $( - 7,9 )$
D) $( - \infty , - 7 )$