Determine whether the given differential equation is exact. If it is exact, solve it. (tan(x) - sin(x) sin(y))dx + cos(x) cos(y)dy = 0

Determine whether the given differential equation is exact. If it is exact, solve it. (tan(x) - sin(x) sin(y))dx + cos(x) cos(y)dy = 0

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Determine whether the given differential equation is exact. If it is exact, solve it. (tan(x) - sin(x) sin(y))dx + cos(x) cos(y)dy = 0

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