Concept explainers
The zero of the function and also the domain and range.
Answer to Problem 22PPS
$40
Domain:
Range:
Explanation of Solution
Given:
Function:
Where
Calculation:
Sean budgets $160 for a month to cover the school lunch expenses and additional dining expenses.
To find the amount of money, solve the given function
Consider
Domain of the function is
To find the range of the given function,
To graph the function, make a table.
0 | 160 | ||
10 | 120 | ||
20 | 80 | ||
30 | 40 | ||
40 | 0 | ||
50 | -40 |
Graph:
Interpretation:
From the graph, it is clear that,
The range of the function is
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