Examples

Determine if f is the Inverse Function of h
,
Step 1
Since there is one value of for every value of in , this relation is a function.
The relation is a function.
Step 2
The domain is the set of all the values of . The range is the set of all the values of .
Domain:
Range:
Step 3
Since produces and , the relation is not a function.
The relation is not a function.
Step 4
The relation is not a function, so there is no inverse for such relation.
is not the inverse of
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