A company's annual revenue after x years is f(x)=x²-9x² +15x +29 thousand dollars (for x 20). (a) Make a sign diagram for the first derivative Select Make a sign diagram for the second derivative. Select (b) Sketch the graph of the revenue function, showing all relative extreme points and inflection points. 35 35 30 25 20 NANA 15 10 6 30 20 Soled 15) 10 (c) Give an interpretation of the infection point. 6 35 20 15) 10 1 2 3 4 The decline in revenue first begins to slow at the inflection point. O The company reaches minimum revenue at the inflection point. O The increase in revenue first begins to slow at the inflection point. O The company reaches maximum revenue at the inflection point. Onone of these 2 4 35 25 20 15) 10) 1 2 4
A company's annual revenue after x years is f(x)=x²-9x² +15x +29 thousand dollars (for x 20). (a) Make a sign diagram for the first derivative Select Make a sign diagram for the second derivative. Select (b) Sketch the graph of the revenue function, showing all relative extreme points and inflection points. 35 35 30 25 20 NANA 15 10 6 30 20 Soled 15) 10 (c) Give an interpretation of the infection point. 6 35 20 15) 10 1 2 3 4 The decline in revenue first begins to slow at the inflection point. O The company reaches minimum revenue at the inflection point. O The increase in revenue first begins to slow at the inflection point. O The company reaches maximum revenue at the inflection point. Onone of these 2 4 35 25 20 15) 10) 1 2 4
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:A company's annual revenue after x years is f(x)=x²-9x² +15x +29 thousand dollars (for x 20).
(a) Make a sign diagram for the first derivative
Select
Make a sign diagram for the second derivative.
Soled
Select
(b) Sketch the graph of the revenue function, showing all relative extreme points and inflection points.
30
35
30
25
20
NANA
15
10
6
35
25
20
15)
10
(c) Give an interpretation of the infection point.
6
35
20
15
10
The decline in revenue first begins to slow at the inflection point.
O The company reaches minimum revenue at the inflection point.
O The increase in revenue first begins to slow at the inflection point.
O The company reaches maximum revenue at the inflection point.
Onone of these
4
2
35
25
20
15)
10
4
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