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What is the inverse of the function ? *
f(x)=x+4

1 Answer

3 votes

Answer:


f^-1(x)=x-4

Step-by-step explanation:


f(x)=x+4\\y=x+4\\

We first replace f(x) with y.

We then switch x and y.


x=y+4

We then find y in terms of x in our new equation.


y=x-4

We then replace y with
f^-1(x).


f^-1(x)=x-4

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