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

question 164

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

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