diff-equation

Question: The solution of the differential equation $(1+\cos x)dy=(1-\cos x)dx$is



1) $y=2\tan \frac{x}{2}-x+c$
2) $y=2\tan x+x+c$
3) $y=2\tan \frac{x}{2}+x+c$
4) $y=x-2\tan \frac{x}{2}+c$
Solution: Explanation: No Explanation
Variable separable type differential equations

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