1.

Let f(x) = {(""x e^(a x), x le 0),(x + a x^(2) - x^(3) , x gt 0):}, where a is a positive constant. Find theintervals in whichf'(x) in increasing and decreasing.

Answer»


Answer :INCREASES in `((-2)/(a), (a)/(3))`, DECREASES in `R -[(-2)/(a), (a)/(3)]`


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