P 7, P' 0.35 A P" 0.03 A 6 0.3 5 0.25 0.02 4 0.2 0.01 3 0.15 2 0.1 2 4 8 Q 12 14 16 18 20 -0.01 1 0.05 -0.02 2 4 6 8 10 12 14 16 18 20 2 4 8 10 12 14 16 18 20 -0.03 Graph of P Graph of P' Graph of P"

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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The number of research article in the prominent journal Physical Review that were written by researchers in Europe during 1983 - 2003 can be modeled by P(t) = 7.0/ (1 + 5.4(1.2)^−t) where t is time in years since 1983. The graphs of P, P', and P" are shown below. Determine, to the nearest whole number, the value of t for which the graph of P is concave up and where it is concave down, and locate any points of inflection. Explain your methods thoroughly, including how the inflection point of f can be determined with each of the three graphs, some more clearly than others. What does the point of inflection tell you about scientific articles?

P'
0.35 A
7,
P"
0.03
0.3
5
0.25
0.02
4
0.2
0.01
3
0.15
2
0.1
2 4
8 Q 12 14 16 18 20
-0.01
1
0.05
-0.02
8 10 12 14 16 18 20
o 2 4 6 8 10 12 14 16 18 20
Graph of P
4
6
-0.03
Graph of P'
Graph of P"
Transcribed Image Text:P' 0.35 A 7, P" 0.03 0.3 5 0.25 0.02 4 0.2 0.01 3 0.15 2 0.1 2 4 8 Q 12 14 16 18 20 -0.01 1 0.05 -0.02 8 10 12 14 16 18 20 o 2 4 6 8 10 12 14 16 18 20 Graph of P 4 6 -0.03 Graph of P' Graph of P"
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