Find the Vertex and Axis of Symmetry of the Graph $$f ( x ) = - x ^ { 2 } - 10 x$$

Multiple Choice

Find the vertex and axis of symmetry of the graph of the function.
- $$f ( x ) = - x ^ { 2 } - 10 x$$

A) $( 5 , - 25 ) ; x = 5$
B) $( - 25,5 ) ; x = - 25$
C) $( 25 , - 5 ) ; x = 25$
D) $( - 5,25 ) ; x = - 5$