+0  
 
0
32
3
avatar+184 

The values of a function $f(x)$ are given in the table below.


If $f^{-1}$ exists, then what is $f^{-1}(f^{-1}(f^{-1}(1)))$?  

 
 Apr 29, 2021
 #1
avatar
-1

The answer is 5.

 
 Apr 29, 2021
 #2
avatar+184 
0

That's incorrect.

 
 Apr 30, 2021
 #3
avatar+118504 
+1

Taken in pieces  we  have

 

f-1 (1)  =  2

 

f-1 (2)   =  5

 

f-1 (5)  =  3

 

 

cool cool cool

 
 Apr 30, 2021
edited by CPhill  Apr 30, 2021

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