Concept explainers
a.
To graph the step function.
a.
Explanation of Solution
Given:
Graph:
The graph is plotted for the given points from the table taking the cost in the y axis and the time (minutes) in the x axis.
Conclusion:
Therefore, the step function is graphed as above.
b.
To calculate the cost for a session of 70 minutes.
b.
Answer to Problem 4CYU
$100
Explanation of Solution
Given:
From the given table it is observed that the cost of a session for 60 minutes to 75 minutes is $100.
So, 70 lies between 60 and 75. Therefore, the cost of the session of 70 minutes is also $100.
Conclusion:
Therefore, the cost for a session of 70 minutes is $100.
Chapter 3 Solutions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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