Class 9 Homework-

The singular integral of the ODE 

\((xy'-y)^2 =x^2(x^2-y^2)\)

is

(a) \(y=xsinx\)       (b)  \(y=xsin(x+\frac{\pi}{4})\)   (c)  \(y=x\)     (d)  \(y=x+ \frac{\pi}{4}\)




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