Determine the intervals on which the function is concave up or down and find the value at which the inflection point occurs. y = 8x – 3x4 - (Express intervals in interval notation. Use symbols and fractions where needed.) 9. point of inflection at x = 40 interval on which function is concave up:
Determine the intervals on which the function is concave up or down and find the value at which the inflection point occurs. y = 8x – 3x4 - (Express intervals in interval notation. Use symbols and fractions where needed.) 9. point of inflection at x = 40 interval on which function is concave up:
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.1: Quadratic Functions
Problem 109E
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Transcribed Image Text:Determine the intervals on which the function is concave up or down and find the value at which the inflection point occurs.
y =
8x5 – 3x4
(Express intervals in interval notation. Use symbols and fractions where needed.)
9
point of inflection at x =
40
interval on which function is concave up:
interval on which function is concave down:
![Determine the intervals on which the function is concave up or down and find the points of inflection.
f(x) = 6x³ – 11x² + 7
(Give your answer as a comma-separated list of points in the form (* , *). Express numbers in exact form. Use symbolic
notation and fractions where needed.)
points of inflection:
Determine the interval on which f is concave up.
(Give your answer as an interval in the form (*, *). Use the symbol co for infinity, U for combining intervals, and an
appropriate type of parenthesis "(",")", "[","]" depending on whether the interval is open or closed. Enter Ø if the interval is
empty. Express numbers in exact form. Use symbolic notation and fractions where needed.)
x E
Determine the interval on which f is concave down.
(Give your answer as an interval in the form (*, *). Use the symbol co for infinity, U for combining intervals, and an
appropriate type of parenthesis "(",")", "[","]" depending on whether the interval is open or closed. Enter Ø if the interval is
empty. Express numbers in exact form. Use symbolic notation and fractions where needed.)
x E](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3bd5995a-c4b2-468d-a13c-4876a73e2cf6%2F811debf5-e43f-4f3d-807b-6b11b48a4530%2Fn2lvcmr_processed.png&w=3840&q=75)
Transcribed Image Text:Determine the intervals on which the function is concave up or down and find the points of inflection.
f(x) = 6x³ – 11x² + 7
(Give your answer as a comma-separated list of points in the form (* , *). Express numbers in exact form. Use symbolic
notation and fractions where needed.)
points of inflection:
Determine the interval on which f is concave up.
(Give your answer as an interval in the form (*, *). Use the symbol co for infinity, U for combining intervals, and an
appropriate type of parenthesis "(",")", "[","]" depending on whether the interval is open or closed. Enter Ø if the interval is
empty. Express numbers in exact form. Use symbolic notation and fractions where needed.)
x E
Determine the interval on which f is concave down.
(Give your answer as an interval in the form (*, *). Use the symbol co for infinity, U for combining intervals, and an
appropriate type of parenthesis "(",")", "[","]" depending on whether the interval is open or closed. Enter Ø if the interval is
empty. Express numbers in exact form. Use symbolic notation and fractions where needed.)
x E
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