enexia
enexia enexia
  • 26-09-2020
  • Mathematics
contestada

find the inverse of the function f(x) = 7x -5

Respuesta :

Happil
Happil Happil
  • 26-09-2020

Answer:

[tex] {f}^{ - 1} (x) = \frac{y + 5}{7} \\ [/tex]

Step-by-step explanation:

[tex]y = f(x)[/tex]

[tex]y = 7x - 5 \\ y + 5 = 7x \\ \frac{7x}{7} = \frac{y + 5}{7} \\ x = \frac{y + 5}{7} [/tex]

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