Write the Quadratic Function in Vertex Form $$y = x ^ { 2 } - 20 x$$

question 416

Multiple Choice

Write the quadratic function in vertex form.
- $$y = x ^ { 2 } - 20 x$$

• A) \(y = ( x + 10 ) ^ { 2 } - 10\)
• B) \(y = ( x + 20 ) ^ { 2 } - 20\)
• C) \(y = ( x - 10 ) ^ { 2 } - 100\)
• D) \(y = ( x - 20 ) ^ { 2 } - 400\)

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