Images A X2 XY Y2 X Y

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A x2 xy y2 x y. Y'+2xy=xe^-x^2. X2 XY y2 формула. X2-XY. XY'+X^2+XY-Y=0.
Y'+2xy=xe^-x^2. X2 XY y2 формула. X2-XY. XY'+X^2+XY-Y=0.

See also