5m Zen
Dy dx 2y 1 1 x 2
Dy dx 2y 1 1 x 2 pictures 5
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Dy dx 2y
Dy dx 2y 1 1 x 2
3y 2 x 1 dx 2y x 1 dy 0
. (x2 - 1)dy dx + 2y u003d (x + 1)2
x 2 2y 2 dx dy xy y (- 1 )u003d 1
1 xy 2 dx 1 x 2y dy 0
dy dx 1 xy x 2y 2 1
dy dx 2x 1 x 2y 1 /( 1 x 2 2
