Question Number 19859 by vivek last updated on 16/Aug/17
$$\frac{\sqrt{}\mathrm{1}+{x}−\sqrt{}\mathrm{1}−{x}}{\sqrt{}\mathrm{1}+{x}−\sqrt{}\mathrm{1}−{x}}\:\:\boldsymbol{{differentiate}}\:\boldsymbol{{w}}.\boldsymbol{{r}}.\boldsymbol{{t}}\:\boldsymbol{{x}} \\ $$
Commented by giridhar.mathmania last updated on 17/Aug/17
$$\mathrm{function}\:\mathrm{to}\:\mathrm{be}\:\mathrm{differentiated}\:\mathrm{is}\:\mathrm{1}. \\ $$$$\mathrm{hence}\:\mathrm{its}\:\mathrm{differential}\:\mathrm{is}\:\mathrm{0}. \\ $$