0 votes 0 votes The integrating factor for the differential equation $\frac{dy}{dx}-\frac{y}{1+x}=\left ( 1+x \right )$ is $\frac{1}{1+x}$ $(1+x)$ $x(1+x)$ $\frac{x}{1+x}$ Differential equations gate2014 differential-equations + – Milicevic3306 asked Mar 25, 2018 recategorized Mar 14, 2021 by Lakshman Bhaiya Milicevic3306 7.9k points answer See all 0 reply