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

Question

A. above the x-axis: (-3, ?)
below the x-axis: (-?, -3)
B. above the x-axis: (-?, -3), (-3, ?)
below the x-axis: no intervals
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 1

Answer: A