How do you find the inverse of $f(x) =2x-5$ and is it a function?

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Answer 1 · 2016-03-24T17:49:30

If y = f(x), the inverse-function definition is x = $f^(-1)(y)$ .
Here, it is x = $(y+5)/2$ ..-,

In general, the relations governing f and its inverse $f^(-1)$ are $f^(-1)f(x)=x$ and $ff^(-1)(y)=y$ .

How do you find the inverse of f(x) =2x-5f(x) =2x-5 and is it a function?