HW Supplement: Concavity and Inflection Points Name 1. fis continuous on all of R. f"(x)>0 for x<7, f"(x) <0 for x>7. a) Make a labeled number line for the sign of the second derivative. b) Where is fconcave up? c) Where is fconcave down? d) Is the inflection point at x = 7 a maximum or a minimum for the rate of change off? 2. The following is the labeled signed number line for f"(x). − −0+++ -4 +++0+++ 3 +++ ƒ"(x) Where does fhave an inflection point(s)? On what interval is fconcave up? wob sveno d ax? 3. Put an X at the inflection point. Does the graphed function have a maximum or a minimum for the rate of change of fat its inflection point? Explain. [0000001-NL X8-1 (over) Relative Min

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
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HW Supplement: Concavity and Inflection Points
Name
1. fis continuous on all of R. f"(x)>0 for x<7, f"(x) <0 for x>7.
a) Make a labeled number line for the sign of the second derivative.
b) Where is fconcave up?
c) Where is fconcave down?
d) Is the inflection point at x = 7 a maximum or a minimum for the rate of change off?
2. The following is the labeled signed number line for f"(x).
− −0+++
-4
+++0+++
3
+++ ƒ"(x)
Where does fhave an inflection point(s)?
On what interval is fconcave up?
wob sveno d
ax?
3. Put an X at the inflection point. Does the graphed function have a maximum or a minimum
for the rate of change of fat its inflection point? Explain.
[0000001-NL
X8-1
(over)
Relative Min
Transcribed Image Text:HW Supplement: Concavity and Inflection Points Name 1. fis continuous on all of R. f"(x)>0 for x<7, f"(x) <0 for x>7. a) Make a labeled number line for the sign of the second derivative. b) Where is fconcave up? c) Where is fconcave down? d) Is the inflection point at x = 7 a maximum or a minimum for the rate of change off? 2. The following is the labeled signed number line for f"(x). − −0+++ -4 +++0+++ 3 +++ ƒ"(x) Where does fhave an inflection point(s)? On what interval is fconcave up? wob sveno d ax? 3. Put an X at the inflection point. Does the graphed function have a maximum or a minimum for the rate of change of fat its inflection point? Explain. [0000001-NL X8-1 (over) Relative Min
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