Concept explainers
whether the given statement is true or false.
Answer to Problem 10PPS
The statement is true
Explanation of Solution
Given:
Calculation:
Consider three points from the graph that shows relationship between total cost and number of rooms:
In order to find constant rate of change, take any two points and use the formula for rate of change.
It means rate of change is change in cost with respect to change in number of rooms.
So, consider two points as:
Thus, constant rate of change is:
Now, take other two points
Thus, constant rate of change is:
Since, constant rate of change differs by taking two different points.
Therefore, the statement is true that there is not a constant rate of change.
Conclusion:
Therefore, the statement is true
Chapter 8 Solutions
Pre-Algebra, Student Edition
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