Integrating factor of $(x + 2y^3)\,\frac{dy}{dx} = y^2$ is
- A. $e^{1/y}$
- B. $e^{-1/y}$
- C. $y$
- D. $\frac{-1}{y}$
✅ Correct Answer: $e^{1/y}$
Explanation
By making the equation linear in $y$, the integrating factor is $e^{1/y}.$
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