SOLUTION: Given the following function: {{{f(x)((2x-9)/5)^3 +11}}}.Find {{{f^-1(x)}}}.

Algebra ->  Rational-functions -> SOLUTION: Given the following function: {{{f(x)((2x-9)/5)^3 +11}}}.Find {{{f^-1(x)}}}.      Log On


   

Question 385926: Given the following function: f%28x%29%28%282x-9%29%2F5%29%5E3+%2B11.Find f%5E-1%28x%29.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Given the following function: f%28x%29%28%282x-9%29%2F5%29%5E3+%2B11.Find f%5E-1%28x%29
Did you mean f%28x%29+=+%28%282x-9%29%2F5%29%5E3+%2B11?
If so,
f'(x) = %281%2F5%29%2A3%282x-9%29%5E2%2A2
= %286%2F5%29%2A%282x-9%29%5E2