+0  
 
+1
78
2
avatar+793 

Suppose that f(x)=4x+5. What is \(f^{-1}(f^{-1}(9))\)?

 Jul 22, 2020
 #1
avatar
0

\(f^{-1}(f^{-1}(9)) = \boxed{1}\)

.
 Jul 23, 2020
 #2
avatar+110727 
0

First I would find f -1(x)     

Have you done that?

What is it?

 Jul 23, 2020

47 Online Users

avatar
avatar
avatar