The number N(t) of supermarkets throughout the country that are using a computerized checkout system is described by the initial-value problem dN dt (a) Use the phase portrait concept of Section 2.1 to predict how many supermarkets are expected to adopt the new procedure over a long period of time. supermarkets By hand, sketch a solution curve of the given initial-value problem. N 2500+ 2000 1500 1000 O 500 - =N(1 -0.0002N), N(0) = 1. 5 10 15 20 t N 5000 4000 3000 2000 1000 N 5000 4000 ru 3000 2000 1000 -t 20 5 10 15 (b) Solve the initial-value problem and then use a graphing utility to verify the solution curve in part (a). N(t) = How many supermarkets are expected to adopt the new technology when t 15? (Round your answer to the nearest integer.) supermarkets 5 10 15 t 20 N 2500 H 2000 1500 1000 500 5 10 15 20

College Algebra
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ISBN:9781938168383
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Chapter6: Exponential And Logarithmic Functions
Section6.8: Fitting Exponential Models To Data
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The number N(t) of supermarkets throughout the country that are using a computerized checkout system is described by the initial-value problem
dN
dt
(a) Use the phase portrait concept of Section 2.1 to predict how many supermarkets are expected to adopt the new procedure over a long period of time.
supermarkets
By hand, sketch a solution curve of the given initial-value problem.
N
N
5000
4000
3000
MKUU
2000
1000
t
20
2500
2000
1500
= N(1 - 0.0002N), N(0) = 1.
1000
500
5
10
15
20
supermarkets
t
N
5000
4000
3000
2000
1000
5
10
15
(b) Solve the initial-value problem and then use a graphing utility to verify the solution curve in part (a).
N(t) =
How many supermarkets are expected to adopt the new technology when t = 15? (Round your answer to the nearest integer.)
5
10
15
20
t
N
2500
2000
1500
1000
500
5
10
15
20
t
Transcribed Image Text:The number N(t) of supermarkets throughout the country that are using a computerized checkout system is described by the initial-value problem dN dt (a) Use the phase portrait concept of Section 2.1 to predict how many supermarkets are expected to adopt the new procedure over a long period of time. supermarkets By hand, sketch a solution curve of the given initial-value problem. N N 5000 4000 3000 MKUU 2000 1000 t 20 2500 2000 1500 = N(1 - 0.0002N), N(0) = 1. 1000 500 5 10 15 20 supermarkets t N 5000 4000 3000 2000 1000 5 10 15 (b) Solve the initial-value problem and then use a graphing utility to verify the solution curve in part (a). N(t) = How many supermarkets are expected to adopt the new technology when t = 15? (Round your answer to the nearest integer.) 5 10 15 20 t N 2500 2000 1500 1000 500 5 10 15 20 t
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