a.
Tofind: the inverse function .
a.
Answer to Problem 63E
The inverse function is
Explanation of Solution
Given information:
the function is
Calculation: to find the inverse function, switch the variables and simplify,
The inverse function represents the Celsius temperature into Fahrenheit.
b.
To find: the Fahrenheit temperatures at the start and end of the race.
b.
Answer to Problem 63E
The temperature at the starting and ending of the race is
Explanation of Solution
Given information:
The functions are
Calculation:since, the temperature was
since, the temperature was
Thus, the temperature at the starting and ending of the race is
c.
To graph :the function and inverse function by using graphing calcualtor.
c.
Explanation of Solution
Given information:
The functions are
Graph: Sketch the graph using graphing utility.
Step 1: Press WINDOW button to access the Window editor.
Step 2: Press
Step 3: Enter the expression
Step 4: Press GRAPH button to graph the function.
The graph is obtained as:
Interpretation: from the above graph it can be observed thatat the temperature
Chapter 5 Solutions
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