Determine the Domain Of $g ( x ) = \frac { 1 } { x ^ { 2 } - 81 }$

Multiple Choice

Determine the domain of $g ( x ) = \frac { 1 } { x ^ { 2 } - 81 }$ .

A) $[ - 9,9 ]$
B) $( - 9,0 ] \cup [ 0,9 )$
C) $( - \infty , - 9 ) \cup ( - 9,9 ) \cup ( 9 , \infty )$
D) $( - \infty , - 9 ] \cup [ 9 , \infty )$
E) $( - \infty , \infty )$