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posted by Latianna on Thursday, February 9, 2012 at 5:36pm.

How do you find the inverse for the function y=4x+12 ?

y=f(x), so x=f^-1(y) y = 4x+12 y-12 = 4x y/4 - 3 = x f^-1(y) = y/4 - 3 so, f^-1(x) = x/4 - 3

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