Question: Determine whether the given differential equation is exact. If it is exact, solve it. {1/t + 1/t 2 y/(t 2 + y 2 )}

Determine whether the given differential equation is exact. If it is exact, solve it.

{1/t + 1/t2 – y/(t2 + y2)} dt + {yey + t/(t2 + y2)} dy = 0

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