Question
अवकल समीकरण ${x^2}dy = - 2xydx$ का व्यापक हल है
समाकलन करने पर, $\log y = - 2\log x + \log c$
==> $\log y = \log {x^{ - 2}} + \log c$ ==> $\log y{x^2} = \log c$ या $y{x^2} = c$.
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