Question
A function $f: R-\{-1\} \rightarrow R-\{1\}$ is defined as $f(x)=\frac{x}{x+1}$. prove that $f$ is onto function.
Step 1
We need to show that there exists an $x$ in the domain $R-\{-1\}$ such that $f(x) = y$. Show more…
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