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Concept explainers
a.
To describe: The characteristic of a graph that represents the circulation after 2013.
a.
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Explanation of Solution
Given:
The rate of change of circulation of the magazine is declining steadily for last 10 years. The circulation was about 450,000 subscribers in 2013.
The graph for the given scenario can be represented using the x-axis to represent the number of years since 2013 and y-axis the number of subscribers.
Since the number of subscribers is declining steadily, the graph will be a straight line with a negative slope with y-intercept as 450,000.
b.
To describe: The assumption made about the graph of the circulation of the magazine.
b.
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Answer to Problem 60PPS
The circulation continues to decline at the same rate after 2013.
Explanation of Solution
Given:
The rate of change of circulation of the magazine is declining steadily for last 10 years. The circulation was about 450,000 subscribers in 2013.
Since the number of subscribers is declining steadily, so it can be assumed that the number of subscribers continues to decline at the same rate after 2013.
c.
To predict: The future of the magazine.
c.
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Answer to Problem 60PPS
The circulation continues to decline at the same rate after 2013.
Explanation of Solution
Given:
The rate of change of circulation of the magazine is declining steadily for last 10 years. The circulation was about 450,000 subscribers in 2013.
Since the number of subscribers is declining steadily, so it can be assumed that the number of subscribers continues to decline at the same rate after 2013. Now, draw the graph for the circulation of the magazine as shown below.
The graph shows that the number of subscribers will become zero in long run.
Chapter 3 Solutions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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