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Question

Solution of the different equation, ydxxdy+xy2dx=0 can be.

A
2x+x2y=λy
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B
2y+y2x=λy
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C
2yy2x=λy
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D
none of these
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Solution

The correct option is A 2x+x2y=λy
ydxxdyy2=d(xy)
Hence,
ydxxdyy2+xdx=0
d(xy)+xdx=0
Integrating both sides we get,
xy+x22=C
2x+x2y=λy

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