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Suppose that is f a function and f^{-1} is the inverse of f. If f(3) = 4, f(5) = 1, and f(2) = 5, evaluate $f(5) + f^{-1}(4)$.

 Jun 7, 2021
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Because \(f^{-1}(f(x)) = x\)\(f^{-1}(f(3)) = 4\), simplifying to \(f^{-1}(4) = 3\).  

 

Thus, \(f(5) + f^{-1}(4) = 1+3 = 4\).  

 

The answer is 4.

 Jun 7, 2021

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