ermine the intervals on which the graph of y = f(x) is concave up or concave down, and find the x-values at which the nts of inflection occur. f(x) = x(x – 9/x), x > 0 ter an exact answer. Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated if necessary. Enter DNE if there are no points of inflection.) 729 64 e symbolic notation and fractions where needed. Give your answers as intervals in the form (*, *). Use the symbol co for nity, U for combining intervals, and an appropriate type of parenthesis "(", ")", "[", or "]", depending on whether the interval pen or closed. Enter Ø if the interval is empty.) f is concave up when x E f is concave down when x E II
ermine the intervals on which the graph of y = f(x) is concave up or concave down, and find the x-values at which the nts of inflection occur. f(x) = x(x – 9/x), x > 0 ter an exact answer. Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated if necessary. Enter DNE if there are no points of inflection.) 729 64 e symbolic notation and fractions where needed. Give your answers as intervals in the form (*, *). Use the symbol co for nity, U for combining intervals, and an appropriate type of parenthesis "(", ")", "[", or "]", depending on whether the interval pen or closed. Enter Ø if the interval is empty.) f is concave up when x E f is concave down when x E II
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question
![Determine the intervals on which the graph of y = f(x) is concave up or concave down, and find the x-values at which the
points of inflection occur.
f(x) = x(x – 9v),
x > 0
(Enter an exact answer. Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated
list, if necessary. Enter DNE if there are no points of inflection.)
729
X =
64
(Use symbolic notation and fractions where needed. Give your answers as intervals in the form (*, *). Use the symbol o∞ for
infinity, U for combining intervals, and an appropriate type of parenthesis "(", ")", "[", or "]", depending on whether the interval
is open or closed. Enter Ø if the interval is empty.)
f is concave up when x E
f is concave down when x E](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc9dc9c10-b0fa-4070-ae1c-8cc2fcb5b1b6%2Fd9f9c9d4-5c14-4d72-92cb-f5dfd10d45d1%2F2mcduef_processed.png&w=3840&q=75)
Transcribed Image Text:Determine the intervals on which the graph of y = f(x) is concave up or concave down, and find the x-values at which the
points of inflection occur.
f(x) = x(x – 9v),
x > 0
(Enter an exact answer. Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated
list, if necessary. Enter DNE if there are no points of inflection.)
729
X =
64
(Use symbolic notation and fractions where needed. Give your answers as intervals in the form (*, *). Use the symbol o∞ for
infinity, U for combining intervals, and an appropriate type of parenthesis "(", ")", "[", or "]", depending on whether the interval
is open or closed. Enter Ø if the interval is empty.)
f is concave up when x E
f is concave down when x E
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