Test:100 QNo:8

find the solution of xdy/dx=y

2 Answers

both a and c options must be correct as the value of c will adjust acc. to the sign
hence both are equal

we have ,
dy/y=dx/x
hence, logy=logx+logc

=> y= cx ,

or logy=logx+c

=> y/x=e^c=k(another constant)

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