Question

Integrating factors of the equation y (2xy + ex) dx - ex dy = 0 is :

• A. $\frac{1}{y}$
• B. $\frac{1}{x}$
• C. $\frac{1}{y^2}$
• D. $-\frac{1}{x}$

Answer 1

Answer: (C)

$\frac{1}{y^2}$

Answer 2

The correct option is(C):$\frac{1}{y^2}$.