Question

[6]
यदि y = (tan-1x) हो, तो सिद्ध कीजिए कि (x2 + 1)2y2 + 2x (x2 + 1)y = 2.
If y = (tan-'x)2, prove that (x2 + 1)2 y2 + 2x (x2 + 1) y, = 2.​

Answer 1

Answer:

Basic chain rule can help u to solve this problem easily.