1.

The equation of the curve satisfying \[xdy-ydx=\sqrt{{{x}^{2}}-{{y}^{2}}}\] and \[y(1)=0\] is:

A. \[y={{x}^{2}}\log (\sin \,x)\]
B. \[y=x\sin (log\,x)\]
C. \[{{y}^{2}}=x{{(x-1)}^{2}}\]
D. \[y=2{{x}^{2}}(x-1)\]
Answer» C. \[{{y}^{2}}=x{{(x-1)}^{2}}\]


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