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Vertex, Axis of Symmetry, and Maximum or Minimum
Grade Level
ACT Prep
ACTM.130 Vertex, Axis of Symmetry, and Maximum or Minimum
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The downward-opening graph shown represents a quadratic function. What is its axis of symmetry?
A
y = -3
B
x = -3
C
x = 3
D
x = 1
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