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vagabundo [1.1K]
4 years ago
10

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

SAT
1 answer:
Masteriza [31]4 years ago
8 0

Answer:

f^-1(x)=x-4

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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