diff-equation

Question: The solution of the differential equation $(\sin x+\cos x)dy+(\cos x-\sin x)dx=0$is



1) ${{e}^{x}}(\sin x+\cos x)+c=0$
2) ${{e}^{y}}(\sin x+\cos x)=c$
3) ${{e}^{y}}(\cos x-\sin x)=c$
4) ${{e}^{x}}(\sin x-\cos x)=c$
Solution: Explanation: No Explanation
Variable separable type differential equations

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