1.

If c is any arbitrary constant, then the general solution of the differential equation \[ydx-xdy=xy\,dx\] is given by  [J & K 2005]

A.                 \[y=cx\,{{e}^{-x}}\]          
B.                 \[x=cy{{e}^{-x}}\]
C.                 \[y+{{e}^{x}}=cx\]          
D.                 \[y{{e}^{x}}=cx\]
Answer» E.


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