dyllonhuffmanp6azzf dyllonhuffmanp6azzf
  • 03-01-2019
  • Mathematics
contestada

If f(x)=5x-13, then f^-1(x)=

Respuesta :

altavistard
altavistard altavistard
  • 06-04-2021

Answer:

f^-1(x) = (x + 13)/5

Step-by-step explanation:

1.  Replace "f(x)" with "y":  y = 5x - 13

2.  Interchange x and y:  x = 5y - 13

3.  Solve this result for y:

    5y = x + 13, or y = (x + 13)/5

4.  Replace "y" with f^-1(x):     f^-1(x) = (x + 13)/5

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