For f: A B, A R- 0 , B=R and f(x)=1 x , then is f a function? - Vidyadip

Question

For $\mathrm{f}: A \rightarrow B, A \subset R-\{0\}, \mathrm{B}=\mathrm{R}$ and $f(x)=\frac{1}{x}$, then is $\mathrm{f}$ a function?

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Answer

For $\mathrm{f}: A \rightarrow B, A \subset R-\{0\}, \mathrm{B}=\mathrm{R}$ and $f(x)=\frac{1}{x}$then, $\mathrm{f}$ is a function.

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