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Concept explainers
a.
To write: an exponential growth function that represents the weight of the catfish after t weeks during the 8-week period.
a.
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Answer to Problem 18E
Explanation of Solution
Given:
Initial weight of catfish =
Increase in weight = 23% each week
Concept used:
Exponential growth function:
Here, the y is the final value, a is the initial value, and r is the rate of growth (in decimal form).
Calculation:
Substituting
Conclusion:
So, the weight of the catfish after t weeks during the 8-week period is given by the function
b.
To determine: the weight of catfish after 4 weeks (round off to nearest thousandth).
b.
![Check Mark](/static/check-mark.png)
Answer to Problem 18E
Approximately
Explanation of Solution
Given:
The weight of the catfish after t weeks during the 8-week period is given by the function:
The weight of catfish after 4 weeks is found by substituting
Conclusion:
So, weight of catfish after 4 weeks will be about
Chapter 6 Solutions
BIG IDEAS MATH Integrated Math 1: Student Edition 2016
- Discrete Mathematics and Its Applications ( 8th I...MathISBN:9781259676512Author:Kenneth H RosenPublisher:McGraw-Hill EducationMathematics for Elementary Teachers with Activiti...MathISBN:9780134392790Author:Beckmann, SybillaPublisher:PEARSON
- Thinking Mathematically (7th Edition)MathISBN:9780134683713Author:Robert F. BlitzerPublisher:PEARSONDiscrete Mathematics With ApplicationsMathISBN:9781337694193Author:EPP, Susanna S.Publisher:Cengage Learning,Pathways To Math Literacy (looseleaf)MathISBN:9781259985607Author:David Sobecki Professor, Brian A. MercerPublisher:McGraw-Hill Education
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