are these correct ?? Consider the equation below. (If an answer does not exist, enter DNE.)f(x) = xe8x(a)Find the interval on which f is increasing. (Enter your answer using interval notation.)18,Find the interval on which f is decreasing. (Enter your answer using interval notation.)18(b) Find the local maximum and minimum values of f.1local minimum value8elocal maximum valueDNE(c)Find the inflection point.1(х, у)4e2Find the interval on which f is concave up. (Enter your answer using interval notation.)14Find the interval on which f is concave down.(Enter your answer using interval notation.)1-4

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Math

Calculus

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College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter3: Polynomial And Rational Functions

Section3.1: Quadratic Functions And Models

Problem 56E: When a certain drug is taken orally, the concentration of the drug in the patient's bloodstream...

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Question

are these correct ??

Consider the equation below. (If an answer does not exist, enter DNE.)
f(x) = xe8x
(a)
Find the interval on which f is increasing. (Enter your answer using interval notation.)
1
8,
Find the interval on which f is decreasing. (Enter your answer using interval notation.)
1
8
(b) Find the local maximum and minimum values of f.
1
local minimum value
8e
local maximum value
DNE
(c)
Find the inflection point.
1
(х, у)
4e
2
Find the interval on which f is concave up. (Enter your answer using interval notation.)
1
4
Find the interval on which f is concave down.(Enter your answer using interval notation.)
1
-
4

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