Find the vertex and axis of symmetry of the graph of the function.f(x) = x2 - 8x
A. (4, -16); x = 4
B. (-16, 4); x = -16
C. (16, -4); x = 16
D. (-4, 16); x = -4
Answer: A
Mathematics
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A. 
B. 0
C. 1
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What will be an ideal response?
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