Respuesta :

Medunno13

Answer: A

Step-by-step explanation:

We can rewrite [tex]8^x[/tex] as follows:

[tex]8^{x}=\left(8^{9} \right)^{x/9}=\left(\frac{1}{8^{9}} \right)^{-x/9}[/tex]

Hence, [tex]A=\frac{1}{8^{9}}=\boxed{8^{-9}}[/tex]