1.

The solution of the differential equation \(\frac{{dy}}{{dx}} - \frac{{ - x}}{y}\) at x = 1 and \(y = \sqrt 3\) is

A. x – y2 = -2
B. x + y2 = -4
C. x2 – y2 = 2
D. x2 + y2 = 4
Answer» E.


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