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The graph of y = f(x) is shown below in red. Given that f is invertible, find f^{-1}(4)

 

 Jun 25, 2022
 #1
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This means that we need to find  the x coordinate of  (x , 4)

 

When y = 4 on the graph, x = 5

 

So......

 

f(5) = 4

And  

f-1 (4)  = 5

 

 

cool cool cool

 Jun 25, 2022

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