NTA PhD Entrance Examination CS 2023| PART 1 | Question: 50

Question

If $x^{m} y^{n}=(x+y)^{m+n}$, then $d y / d x$ is equal to

• A. $\mathrm{y} / \mathrm{x}$
• B. $\mathrm{x} / \mathrm{y}$
• C. $xy$
• D. $\mathrm{x}+\mathrm{y}$

 

Answer 1

Hence Option A is correct