gloombstumk gloombstumk
  • 19-02-2021
  • Mathematics
contestada

If f(x) = 9x-8, which of the following is the inverse of f(x)?
O A. f'(x) = *19
O B. f'(x) = x;
O c. f-'(x) = 48
X-9
O D. f-1(x) =
8

Respuesta :

faisal4craft7 faisal4craft7
  • 19-02-2021
f(x) = 9x+8
y = 9x+8
x = 8y + 9
x-9 = 8y

x-9
----- = y
8

f-¹ =
x-9
------
8
Answer Link

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