diff-equation

Question: Integrating factor of the differential equation $\frac{dy}{dx}+y\tan x-\sec x=0$ is



1) ${{e}^{\sin x}}$
2) $\frac{1}{\sin x}$
3) $\frac{1}{\cos x}$
4) ${{e}^{\cos x}}$
Solution: Explanation: No Explanation
Linear differential equations

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