Use the x-intercepts to find the intervals on which the graph of f is above and below the x-axis.f(x) = (x - 3)3
A. above the x-axis: (-?, 3), (3, ?)
below the x-axis: no intervals
B. above the x-axis: (3, ?)
below the x-axis: (-?, 3)
C. above the x-axis: no intervals
below the x-axis: (-?, 3), (3, ?)
D. above the x-axis: (-?, 3)
below the x-axis: (3, ?)
Answer: B
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