Find the Vertex and Axis of Symmetry of the Graph $$f ( x ) = 2 x ^ { 2 } - 4 x - 1$$

question 239

Multiple Choice

Find the vertex and axis of symmetry of the graph of the function.
- $$f ( x ) = 2 x ^ { 2 } - 4 x - 1$$

• A) \(( - 1,5 ) ; x = - 1\)
• B) \(( - 2,15 ) ; x = - 2\)
• C) \(( 1 , - 3 ) ; x = 1\)
• D) \(( 2,3 ) ; x = 2\)

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Definitions:

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