Respuesta :

With this inverse functiion, you would want to replace f(x) with y for now.
so new equation
y = 1/4^x - 12
then change positions of y and x
x = 1/4^y - 12
Then try to get Y by itself
x + 12 = 1/4^y
So then use Logarithm
Log Base_ 1/4 _ (x+12) = y