Find the intervals on which the function is increasing or decreasing. f(x) = 2x³ + 3x²-72x+19 ... List any interval(s) on which the function is increasing. Select the correct answer below and, if necessary, fill in the answer box within your choice. O OA. The function is increasing on the interval(s). (Type your answer in interval notation. Use a comma to separate answers as needed.) OB. The function is never increasing. List any interval(s) on which the function is decreasing. Select the correct answer below and, if necessary, fill in the answer box within your choice. OA. The function is decreasing on the interval(s). (Type your answer in interval notation. Use a comma to separate answers as needed.) OB. The function is never decreasing.
Find the intervals on which the function is increasing or decreasing. f(x) = 2x³ + 3x²-72x+19 ... List any interval(s) on which the function is increasing. Select the correct answer below and, if necessary, fill in the answer box within your choice. O OA. The function is increasing on the interval(s). (Type your answer in interval notation. Use a comma to separate answers as needed.) OB. The function is never increasing. List any interval(s) on which the function is decreasing. Select the correct answer below and, if necessary, fill in the answer box within your choice. OA. The function is decreasing on the interval(s). (Type your answer in interval notation. Use a comma to separate answers as needed.) OB. The function is never decreasing.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Find the intervals on which the function is increasing or decreasing.
f(x) = 2x³ + 3x²-72x+19
***
List any interval(s) on which the function is increasing. Select the correct answer below and, if necessary, fill in the answer box within your choice.
9
OA. The function is increasing on the interval(s).
(Type your answer in interval notation. Use a comma to separate answers as needed.)
OB. The function is never increasing.
List any interval(s) on which the function is decreasing. Select the correct answer below and, if necessary, fill in the answer box within your choice.
OA. The function is decreasing on the interval(s).
(Type your answer in interval notation. Use a comma to separate answers as needed.)
OB. The function is never decreasing.
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