Question
Let a function $f: R \rightarrow A$ is defined as $f(x)=\frac{1}{x^{2}+1}$. If $f$ is onto function, then find the set of values of $A .$
Step 1
Step 1: First, we need to find the range of the function $f(x)=\frac{1}{x^{2}+1}$. Show more…
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