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  • . Let f: R \rightarrow R be the function defined by f (x) = 2x - 3, \forall x \in R. write f\textsuperscript{-1}.\\

. Let f: R \rightarrow R be the function defined by f (x) = 2x - 3, \forall x \in R. write f\textsuperscript{-1}.
 

Answers (1)

Here, f (x) = 2x - 3, \forall x \in R\\

Let’s say,

 y = 2x - 3\\ or, x = (y + 3)/ 2

 

Therefore,

f\textsuperscript{-1}(x) = (x + 3)/ 2\\

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