Question: Supposef(x)=4sqrt(xe^(x))to answer the following questions.Enter open intervals in interval notation, and separate multiple answers with a comma. If there are no answers, enterNone.a) Enter the

Supposef(x)=4sqrt(xe^(x))to answer the following questions.Enter open intervals in interval notation, and separate multiple answers with a comma. If there are no answers, enterNone.a) Enter the interval(s) on whichf is increasing.b) Find the interval(s) on whichf is decreasing.c) Enter the local maxima off. Enter your answer(s) as ordered pair(s).d) Enter the local minima off. Enter your answer(s) as ordered pair(s).e) Enter the interval(s) on whichf is concave upward.f) Enterthe interval(s) on whichf is concave downward.

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