If then \[\frac{dy}{dx}\] is

1.	If then \[\frac{dy}{dx}\] is
A.	\[\frac{2xy}{2y-{{x}^{2}}}\]
B.	\[\frac{xy}{y+{{x}^{2}}}\]
C.	\[\frac{xy}{y-{{x}^{2}}}\]
D.	\[\frac{2xy}{2+{{\frac{x}{y}}^{2}}}\]
Answer» B. \[\frac{xy}{y+{{x}^{2}}}\]

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If then \[\frac{dy}{dx}\] is

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