Answer: 
Step-by-step explanation:
Given

We can write it as

Express x in terms of y

Replace y be x to get the inverse

To prove, it is inverse of f(x). 

So, they are inverse of each other.
Answer: Incomplete question, please edit.
Step-by-step explanation:
Well u see u need to multiply and that's really all to it so yeah ur welcome
Answer:
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Step-by-step explanation:
i took the test trust me