Respuesta :

Answer:

the answer would be f(x)=x-3

Step-by-step explanation:

evasiwila

Answer:

f inverse of x =x-3

Step-by-step explanation:

f(x)=x +3

let f(x) be y

y=x+3

make x the subject of the formula

x=y-3

hence,

f^-(x)=x-3

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