Respuesta :

Answer:

[tex] {f}^{ - 1} (x) = 9x + 18[/tex]

Step-by-step explanation:

[tex]f(x) = \frac{1}{9}x - 2[/tex]

[tex]y = \frac{1}{9} x - 2[/tex]

[tex]x = \frac{1}{9}y - 2[/tex]

[tex]x + 2 = \frac{1}{9}y[/tex]

[tex]9x + 18 = y[/tex]

[tex] {f}^{ - 1} (x) = 9x + 18[/tex]

meghna300

Answer:

9x+18

Step-by-step explanation:

Let y=x/9 -2

or,9y+18=x

or,f(x)=9y+18

Then,f^-1(x)=9x+18

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