[微分] 一題

[coolbaby119 (187無聊小豐)]

Given the initial condition y(0)=1 find the particular solution of the
equation

                   xydx+e^(-x^2)˙(y^2-1)dy=0

怎麼解呢
可以連題目也解釋一下嗎
感謝><

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