Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 6x + 8

A. vertex (3, 1)
intercepts (4, 0), (2, 0), (0, -8)

B. vertex (-3, 1)
intercepts (-4, 0), (- 2, 0), (0, -8)

C. vertex (-3, -1)
intercepts (-4, 0), (- 2, 0), (0, 8)

D. vertex (3, -1)
intercepts (4, 0), (2, 0), (0, 8)


Answer: D

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