NCERT Exercise 9.4 Q11 - Differential Equations

Question: Find the particular solution of (x+y) dy + (x-y) dx = 0; y=1 when x=1.

Answer: log(x^2 + y^2) + 2 tan^{-1}(y/x) = π/2 + log 2.

Full step-by-step NCERT solution with diagrams on Something by Zero.

All Chapter 9 solutions