Quadratic Functions: Vertex Form Answers

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The graph shows the axis of symmetry for a quadratic function f(x).

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A
f(x) = (x + 4)2
B
f(x) = x2 + 4
C
f(x) = (x – 4)2
D
f(x) = x2 – 4

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Quadratic Functions: Vertex Form Answers…