Respuesta :

Answer:

[tex]f^{-1}[/tex](x) = x + 2

Step-by-step explanation:

Let y = f(x) and rearrange making x the subject

y = x - 2 ( add 2 to both sides )

y + 2 = x

Change y back into terms of x, thus

x = y + 2, so

[tex]f^{-1}[/tex](x) = x + 2