Respuesta :

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Answer:

[tex] {f}^{ - 1}(x) = 2x + 8[/tex]

Step-by-step explanation:

[tex]f(x) = \frac{x}{2} - 4 \\ \\ y = \frac{x}{2} - 4 \\ \\ y = \frac{x - 8}{2} \\ \\ x = 2y + 8 \\ \\ {f}^{ - 1} (x) = 2x + 8[/tex]