Question:
Show that $f(\mathrm{x})=\left(\mathrm{x}-\frac{1}{\mathrm{x}}\right)$ is increasing all $\mathrm{x} \in \mathrm{R}$, where $\mathrm{x} \neq 0$
Solution:
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.