1.

The interval(s) on which the graph y = 2x3ex is increasing are:

A. (-3, 0) and (0, ∞).
B. (-1.5, 0) and (0, ∞).
C. (-3, ∞) only.
D. None of these.
Answer» B. (-1.5, 0) and (0, ∞).


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