Respuesta :

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[tex]f(x)=\dfrac{x}{4}-2\to y=\dfrac{x}{4}-2\\\\\text{Interchange the y and the x}\\\\x=\dfrac{y}{4}-2\\\\\text{Solve for y}\\\\\dfrac{y}{4}-2=x\qquad|+2\\\\\dfrac{y}{4}=x+2\qquad|\cdot4\\\\y=4(x+2)[/tex]

[tex]Answer:\ C.\ f^{-1}(x)=4(x+2)[/tex]

Answer:

f^1(x)=4(x+2)

Step-by-step explanation: