Respuesta :

altavistard

1. Interchange x and y: x = log₂(y + 7)

2. Solve this resulting equatino for y:


x x

2 = y + 7 => y = 2 - 7


3. Replace "y" with


-1 -1 x

f (x): f (x) = 2 - 7 This is the desired inverse.

cabr2002

y=2x-7 answered off of a graphing calculator

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