Question:
The function $\mathrm{f}: \mathrm{R} \rightarrow\left[-\frac{1}{2}, \frac{1}{2}\right]$ defined as $\mathrm{f}(\mathrm{x})=\frac{\mathrm{x}}{1+\mathrm{x}^{2}}$, is :
Correct Option: , 4
Solution:
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