Images XY 2Y 2X

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Xy 2y 2x. Dy/DX = −2xy/( x^2+y^2). DX/((X^2)+2x+2). XY уравнение. (Y^2-2xy)DX+X^2dy=0.
Dy/DX = −2xy/( x^2+y^2). DX/((X^2)+2x+2). XY уравнение. (Y^2-2xy)DX+X^2dy=0.

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