Daniel volunteers on the weekend at the Central Library. As a school project, he decides to record how many people visit the lib
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Given:
To find:
Whether f(x) and g(x) are inverse of each other by using that f(g(x)) = x and g(f(x)) = x.
Solution:
We know that, two function are inverse of each other if:
and
We have,
Now,
Similarly,
Since, and
, therefore, f(x) and g(x) are inverse of each other.