Find the X-Intercepts (If Any)for the Graph of the Quadratic $f ( x ) = - x ^ { 2 } + 13 x - 42$

Multiple Choice

Find the x-intercepts (if any) for the graph of the quadratic function.
- $f ( x ) = - x ^ { 2 } + 13 x - 42$

A) $( 6,0 )$ and $( 7,0 )$
B) $( - 6,0 )$ and $( - 7,0 )$
C) $( 6,0 )$ and $( - 7,0 )$
D) No x-intercepts