Images A X2 XY Y2 X Y

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A x2 xy y2 x y. Y'+XY=X^3y^3. X^2+4xy+4y^4. XY 2y 2x 4 решение. X2+XY+y2.
Y'+XY=X^3y^3. X^2+4xy+4y^4. XY 2y 2x 4 решение. X2+XY+y2.

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