Xy=2. X 2 xy 1. X 2 xy 1. Y-xy'=1+x^2y'. Y-xy'=1+x^2y'.
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X 2 xy 1. Дифференциальное уравнение x^2y'+xy=-1. Xy+2y-2x-4 решение. Xy в квадрате. X 2 xy 1.
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X 2 xy 1. X 2 xy 1. Y/x2-xy-1/x-y. (1-x^2) y'-xy=xy^2. X 2 xy 1.
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2xy-xy. X 2 xy 1. X 2 xy 1. 3x-xy-3y-y2 решение. Xy'+x2+xy-y.
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(x^2+y^2)y'=2xy решение. (1-x^2)y''-xy'=2. Xy(1+x^2)y'=1+y^2. (1+y^2)dx=xy(1+x^2)dy. X 2 xy 1.
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Y/x x2-xy/y2. X 2 +y 2 =2x+2y+xy. Y'+(xy/2(1-x^2))=x/2. X 2 xy 1. Дифференциал (y^2 + xy^2 )dx = (yx^2 - x^2)dy.
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X 2 xy 1. X 2 +y 2 =2x+2y+xy. Б) (x+1/x-1-x-1/x+1):2x/1-x2. X^2y''+xy'=1. X^2y''+xy'=1.
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X+2xy+y формула. (1-x^2)y''-xy'=2. Y'-y/x=x^2. Y'+(xy/2(1-x^2))=x/2. (1+x^2)y'-2xy=(1+x^2)^2.
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X 2 xy 1. X 2 xy 1. Y-xy'=2(1+x^2y'). X 2 xy 1. Xy'+y=x+1.
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2x/x+y-2x 2/x 2+2xy+y 2 1+2y/x-y. X2+xy/y+1 1/x+y-x. Y'=x^2+2xy+2y^2. X+y=3. X 2 xy 1.
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X^2y''+xy'=1. Xy'-1=x^2. X 2 xy 1. Дифференциал x^2dy=y^2dx. (1-x^2)y'+xy=1.
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(1-x^2) y'-xy=xy^2. X^2y''+xy'=1. (1+x^2)y'-2xy=(1+x^2)^2. (2xy-3x)/(y-3)=2x+3. -x2-2xy-1.
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X 2 xy 1. Y/x x2-xy/y2. X 2 xy 1. X3y-xy3/2 y-x. Xy(1+x^2)y'=1+y^2.
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(1+x^2)y'-2xy=(1+x^2)^2. X 2 xy 1. (x^2+y^2)^2=2xy. -2xy(x2+2xy-y2). Xy''=y'+x^2.
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X^2-xy формула. Сократите x-2y|x2-2xy. X^2y''+xy'=1. (x^2+y^2)^2=2xy. X2+xy+y2.
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Решение x^2y+x+xy 2+y. (1-x^2)y''-xy'=2. Xyy'=1-x^2. (1+x^2)y'-2xy=(1+x^2)^2. X2-2xy+y2 формула.
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Диф ур y'+2xy/1+x^2. X 2 xy 1. Дифференциал (y^2 + xy^2 )dx = (yx^2 - x^2)dy. (1-x^2) y'-xy=xy^2. (1+x^2)y'-2xy=(1+x^2)^2.
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Y'-y/x=x^2. (1-x^2)y''-xy'=2. Диф ур y'+2xy/1+x^2. (1+x^2)y'-2xy=(1+x^2)^2. Y'+(xy/2(1-x^2))=x/2.
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-x2-2xy-1. X 2 xy 1. Xy(1+x^2)y'=1+y^2. X 2 +y 2 =2x+2y+xy. X+y=3.
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Дифференциал x^2dy=y^2dx. X 2 xy 1. (1+y^2)dx=xy(1+x^2)dy. X 2 xy 1. X^2y''+xy'=1.
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