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| PAGE: 407 | SET: Exercises | PROBLEM: 21 |
Formula for Celsius temperature 
as a function of Fahrenheit temperature 
is
, where 
.
Consider 
.
Inverse of the function 
is given by 
.
Solve equation for .
The inverse function is a Fahrenheit temperature in terms of Celsius temperature 
.
Domain of 
is the range of 
.
To find the range of 
,
Evaluate 
and 
as the domain of the function is 
.
.
Range of the function 
is 
.
Therefore, domain of the inverse function 
is 
.
Inverse of the function is .
Domain of the inverse function is .
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